The Book of Satoshi Review Guide: Everything You Need to Know (+ FAQ)

Ever tried to track down Satoshi’s posts and ended up with 30 tabs, half the links broken, and a bunch of screenshots that don’t show the full conversation? If you care about Bitcoin’s roots and want the signal without the noise, you’re in the right place.

The Book of Satoshi promises to put Satoshi Nakamoto’s writings in one place—sorted, readable, and stripped of forum chaos. If you’re deciding whether it’s worth your time or money, I’ll help you decide in minutes.

Curious already? Here’s the book on Amazon if you want to peek while reading this guide: The Book of Satoshi (Amazon).

Why finding the real Satoshi is harder than it looks

Satoshi wrote across forums and mailing lists at a time when Bitcoin barely had a price chart. Those posts live on—but they’re scattered, quoted out of context, or buried under years of commentary. That creates a few headaches:

• Fragmentation:Bitcointalk threads, the cryptography mailing list, SourceForge comments, and early emails are spread all over the internet.
• Authenticity anxiety: Screenshots and reposts get shared without links. Was that quote real? What was said before and after?
• No timeline: Without dates and context, it’s easy to misread what Satoshi meant in 2009 vs. 2010.
• Technical whiplash: Hashing, Proof of Work, nodes, block size, fees—new readers hit jargon fast and bounce.
• Editor bias fear: People worry a curated book adds spin or “explains” Satoshi into someone else’s agenda.
• Outdated or not? What still matters in 2025, and what’s normal early-stage brainstorming?

Real example: you’ve probably seen the quote,

“If you don’t believe me or don’t get it, I don’t have time to try to convince you, sorry.”

It’s real—but without the surrounding conversation, it gets used to shut down any topic. The problem isn’t the quote; it’s the lack of context. A clean, chronological archive fixes that.

What I’ll give you (fast)

I’ll show you exactly what’s inside the book, how it’s organized, what reads well in 2025, the real pros and cons, who should buy it (and who shouldn’t), plus quick answers to common questions. After a few minutes, you’ll know if this belongs on your shelf or if you should stick to online archives.

Why you can trust this take

I’ve been reviewing crypto books, tools, and sites for years on cryptolinks.com/news, and I keep a running list of resources I actually recommend to readers. I’ve read this book front to back, used it as a reference dozens of times, and watched how people misuse Satoshi quotes during scaling and fee debates. I care less about hype and more about whether a resource helps you learn faster and argue smarter.

Set expectations: what this book is (and isn’t)

Here’s the clean truth so you don’t expect the wrong thing:

• What it is: A curated archive of Satoshi’s whitepaper, emails, and forum posts collected into a readable book with helpful context and a timeline.
• What it isn’t: A biography, a Satoshi identity reveal, a modern Bitcoin textbook, or a guide to trading or altcoins.
• What you’ll actually see: Original texts, dates, topic groupings, and editor notes that keep you oriented without trying to speak for Satoshi.
• What you won’t see: Post-2011 development drama, Lightning implementation details, or price talk—this is about foundations, not market narratives.

Think of it like a well-organized museum of primary sources. You get Satoshi’s words with enough signposts to navigate, not someone rewriting history.

Want to know exactly how the book is put together, who compiled it, and what you get inside (whitepaper, emails, forum posts, timeline, notes)? That’s next—ready to take a quick look under the hood?

What exactly is The Book of Satoshi?

The Book of Satoshi is the closest thing we have to a clean, organized “primary source” archive of Satoshi Nakamoto’s writings. It pulls together the Bitcoin whitepaper, early forum posts, emails, and mailing-list messages into one readable volume, bookended with a simple timeline and light editorial notes so you don’t get lost.

If you’ve ever tried to chase Satoshi quotes across half-broken forum mirrors and screenshot threads, you know the pain. This book fixes that. It’s built to answer the exact questions people search for—straight from the source—without making you dig through 40 tabs or wonder if a quote is real.

“If you don’t believe me or don’t get it, I don’t have time to try to convince you, sorry.” — Satoshi Nakamoto

That line hits hard because it’s pure Satoshi: practical, to the point, and focused on building instead of debating. The book captures that tone from the very first page.

Who compiled it and how?

The editor is Phil Champagne. He went through public sources where Satoshi actually posted, then organized them chronologically with short context boxes:

• Bitcointalk.org (public forum launched in 2009, where Satoshi posted frequently in 2009–2010)
• Cryptography Mailing List (metzdowd) (where the whitepaper was first announced in 2008)
• P2P Foundation (the 2009 “Bitcoin open source implementation” post)
• Early project channels (e.g., SourceForge updates) and email exchanges that entered the public record

The timeline matters. It lets you watch the project evolve in real time—whitepaper release, first release, early feedback, bug fixes, the “it’s just for nerds” phase—so you can tie each comment to what was happening on the network at the time. That context is why this beats random screenshots.

What’s inside? (Whitepaper, emails, forum posts, timeline, editor notes)

Expect a well-ordered mix of original material and light scaffolding to help you move around efficiently:

• Bitcoin whitepaper (Bitcoin: A Peer-to-Peer Electronic Cash System) — the source that’s now cited by tens of thousands of papers and articles.
• Key forum posts — Satoshi’s replies on mining incentives, fees, SPV clients, privacy, and “electronic cash” use cases. You’ll see frequent back-and-forth with early contributors like Hal Finney and others.
• Mailing list messages — including the seminal 2008 announcement and clarifications that followed.
• Emails that made it into the public record — carefully attributed, not rumor-mill fodder.
• Timeline and topic summaries — short, helpful context boxes that explain where a quote sits in the project’s life and why Satoshi brought it up.
• Cross-references — pointers like “see also: fees,” “SPV,” “scalability,” so you can jump between related points without losing the thread.

For example, when Satoshi discusses fees as a spam control and incentive mechanism, you’ll find cross-links to later posts where he refines that idea as usage scales. Or when he explains SPV (simplified payment verification), you’ll be guided to earlier messages that set up how lightweight clients should verify without downloading everything.

There’s minimal filler. It’s mostly Satoshi, surrounded by just enough context to read smoothly today.

How authentic and up to date is it?

The book covers Satoshi’s active period, roughly 2008–2011 (public posts through late 2010 and final communications in 2011). That focus is a strength: you get what Satoshi actually wrote while building and handing off Bitcoin.

What you won’t find:

• No post-2011 developer debates (blocksize wars, SegWit, Lightning, Taproot).
• No altcoin commentary or modern token talk.
• No “who is Satoshi” speculation and no revisionist takes.

On authenticity, Champagne keeps it tight: quotes are sourced to public archives, attribution is careful, and the editorial voice stays out of the way. If you want to cross-check, many entries line up with independent archives like the Satoshi Nakamoto Institute and the original forums/mailing lists. The aim here isn’t to reinterpret Satoshi—just to package his words in a way normal humans can read without a research team.

Is it “up to date”? For Satoshi’s era, yes. For everything that happened after he left, you’ll need other books and resources. Think of this as the foundation you build on, not the full house.

One more thing I appreciate: Satoshi’s design instincts feel surprisingly fresh in 2025. The conversation about fees as a market, privacy trade-offs in a transparent ledger, and the need for simple, robust code still shows up in modern research and proposals. When you see those threads in their original form, it’s easier to separate signal from today’s noise.

Curious how it actually reads in 2025—too technical, or surprisingly smooth? And when is it better than just Googling? That’s exactly what I’m tackling next.

Reading experience: Is it worth it today?

Short answer: yes—especially in 2025, when hot takes age fast and primary sources don’t. Having Satoshi’s words in one clean place beats bouncing between half-archived threads and screenshot myths. I still reach for it whenever a debate flares up about fees, SPV, or what “electronic cash” meant in the first place.

Real talk: I’ve been in calls where someone confidently claims “Satoshi wanted near-zero fees forever.” I flip to the sections on fee markets and point to exact lines. Argument over. That’s the power of curated primary sources—they cut through noise.

“The root problem with conventional currency is all the trust that's required to make it work.” — Satoshi Nakamoto

It also simply reads well. Because the posts and emails are arranged chronologically and by theme, you get the evolution of the ideas without losing the plot. In an era of AI summaries, this is the antidote: context, nuance, and source-verifiable quotes.

One more reason it holds up: the fundamentals haven’t changed. Proof-of-work, fixed supply, nodes, incentives—these aren’t fads. When you see how Satoshi explained them to early skeptics, you get mental models that still apply to today’s topics (from payments to scaling arguments).

Is it beginner-friendly or too technical?

It’s friendlier than you’d expect. Yes, there are technical bits—hashes, proof-of-work, difficulty adjustments, Merkle trees, block propagation, and SPV. But the technical density comes in bursts, not as a wall of math. The editor’s context boxes make the tougher sections less intimidating, and Satoshi’s own explanations are surprisingly plain-spoken.

• Where it gets technical: the whitepaper sections on PoW and SPV, a few early dev-oriented replies about nodes and reorgs, plus some fee mechanics.
• Why it’s still readable: most posts are short, pragmatic answers to real questions. You’ll see “why” before “how,” which keeps you grounded.
• Smart way to read if you’re new:

  • Start with the whitepaper abstract and sections 1–2 (ignore formulas on the first pass).
  • Skim the early Q&A style posts about payments and incentives to build intuition.
  • Bookmark SPV and difficulty for your second pass; just catch the big idea first.

Bonus: cognitive research suggests skimming structure first, then reading for depth, improves comprehension and recall (think headings → key ideas → details). In practice, that means flipping through the chapter heads and summaries, then going back to the passages that matter to you.

Who gets the most value from this book?

• Bitcoin-curious readers who want the “why” straight from the source instead of from influencers.
• Builders and devs who need canonical references for fees, nodes, SPV, and incentives when making product or architectural calls.
• Researchers, journalists, and policy folks who must cite accurately. It’s easier to quote this than chase forum fragments.
• Long-term investors who want conviction built on first principles, not narratives that shift with price.
• Educators and students who prefer vetted primary documents for teaching and debate.

If you’re hunting for altcoin breakdowns, trading setups, or post-2011 dev drama, you won’t find them here—and that’s the point. This is signal, not market noise.

How long does it take and best ways to read it

Expect roughly 7–9 hours end-to-end if you read every page carefully. If you’re pressed for time, a targeted run takes 90–120 minutes and still pays off.

• 90-minute plan (the essentials):

  • Whitepaper abstract + sections 1–2 (15–20 min).
  • Satoshi’s posts on payments and incentives (30–40 min).
  • Fee market and SPV highlights (20–30 min).
  • Mark key quotes you’ll use later (10 min).

• Weekend plan (full context without burnout):

  • Day 1: Whitepaper, early Q&A posts, and notes on mining incentives.
  • Day 2: SPV, difficulty, fees, and the late-stage posts as he phased out.

• Reference mode: keep it on your desk. When a topic surfaces (fees, privacy, scaling), jump straight to that cluster, grab the quote, move on.

Kindle vs paperback: Kindle makes searching and highlighting fast, and read-aloud helps if you prefer audio. A physical copy is great for retention and quick flipping; multiple studies show people often understand complex texts a bit better on paper than screens, which matters when parsing technical concepts.

Tip: highlight quotes you’ll reuse in discussions. Being able to pull, “Satoshi said X here,” with page location saves time and wins debates.

Want the straight pros, cons, and the smartest way to buy without overpaying—or getting stuck with a sketchy PDF? That’s exactly what I’m breaking down next. Ready for the trade-offs that actually matter?

Pros, cons, and buying tips

What I liked most

When you want signal without the noise, this book delivers. Here’s what genuinely stood out for me and why it still earns shelf space:

• Primary sources, uncut: You get Satoshi’s own words—whitepaper, emails, forum posts—without having to hunt across 10 tabs and dead links. That matters when you’re tired of “Satoshi said…” guesswork.
• Timeline that actually helps: The chronology lets you watch ideas evolve: from payments-first thinking to fee markets and early security talk. It’s like replaying the first years of Bitcoin at 1.5x speed.
• Clean organization: Topic clusters and quick context boxes mean you can quote directly in a debate about fees, nodes, or scaling without losing the thread.
• Minimal fluff: The editor gets out of the way. You’re not being steered toward a hot take—just given the context to understand what’s being said and when.
• Real-world usefulness: For example, if someone claims “Satoshi wanted X forever,” you can open to the relevant section and check the exact phrasing. Instant myth-busting.

“If you don't believe me or don't get it, I don't have time to try to convince you, sorry.”

That line still stings because it speaks to Bitcoin’s culture: look at the code, read the arguments, think for yourself. Having those arguments in one place is powerful.

Bonus: There’s a practical advantage to curated reading. Research on cognitive load and task-switching shows that bouncing between sources hurts comprehension and recall. A single, structured source reduces context-switching costs and helps retention (APA overview on multitasking costs; see also cognitive load theory primer).

What could be better

It’s strong, but not magic. A few limitations you should know up front:

• Stops when Satoshi stops: You won’t get post-2011 developments, Taproot-era debates, or modern L2 trade-offs. It’s not a full Bitcoin history.
• A bit of repetition: Some topics pop up across multiple threads (fees, confirmations). That’s authentic to forum life, but you’ll occasionally feel déjà vu.
• Editor notes aren’t a crystal ball: The commentary aims for context, not judgment calls on today’s controversies. Don’t expect it to settle modern arguments for you.
• Old-link syndrome: A few references you may want to chase online are either dead or archived. That’s the nature of early internet history.

Formats, where to buy, and price notes

Quick shopping guide so you don’t overpay or end up with a sketchy copy:

• Formats: Paperback and Kindle are the standard. As of this writing, there isn’t an official audiobook release from the publisher—be wary of “audio versions” that look unofficial.
• Where to buy: The dependable option is Amazon. You’ll also find it through major online booksellers and some local shops via special order.
• Price range: New paperbacks usually land under the typical crypto-book bracket; Kindle is often cheaper. Prices swing, so watch out for third-party markups on “collectible” listings.
• Used copies: Totally fine, but check seller condition notes. Some older runs have heavy highlighting (which can be a plus if you like margin thoughts, or a minus if you don’t).
• About “free PDFs”: Many floating around are unauthorized, incomplete, or low-quality scans. Beyond the ethics, they’re often missing pages or images. If you want to quote and reference reliably, go legit.
• International buyers: If your local marketplace is out of stock, try regional Amazons or a trusted aggregator. Ship-to-country availability can be hit or miss.

Is this the best way to read Satoshi today?

For most readers: yes. A curated book beats TikTok’d screenshots and scattered forum hunts because you get:

• Continuity: See how one post leads to the next, not just cherry-picked lines shared out of context.
• Reduced friction: Fewer tabs, more focus, better retention. That’s not theory—it’s how our brains work when we cut switching costs.
• Quote-ready credibility: When you cite Satoshi on fees, confirmations, or incentives, you can point to a stable page number instead of a died-in-2013 forum link.

When should you go to the original archives?

• Deep rabbit holes: If you’re researching a very specific argument (e.g., early block-size discussions), you’ll want the full thread history on Bitcointalk and the Nakamoto Institute.
• Technical archaeology: Developers and historians may need full context, including replies from early contributors that didn’t make the curated cut.
• Primary-source verification: If a debate hinges on a single sentence, it’s smart to cross-check the original thread for surrounding context.

If you’re weighing the cost of a single book against hours of forum crawling, the trade is easy: buy the book. But the real win is knowing exactly what to read next. Want a fast hit list of ideas that still shape Bitcoin today—and the quotes worth bookmarking?

What you’ll actually learn: key ideas and standout moments

If you’re here for signal over noise, this section is where the book shines. You’re not just reading old posts — you’re getting the blueprint that still explains why Bitcoin works, what it’s for, and what Satoshi actually said (not what Twitter says Satoshi said). Here’s what sticks, what’s useful, and the exact lines I keep bookmarked.

Satoshi’s core principles in plain English

• Sound money without central control. Bitcoin removes trusted third parties from online payments. Satoshi put it plainly in the whitepaper’s finale:

  “We have proposed a system for electronic transactions without relying on trust.”

  That line is the whole design goal in one sentence.

• Incentives keep the system honest. Proof-of-work ties security to real cost, and miners are paid to play by the rules:

  “The incentive may help encourage nodes to stay honest.”

  That’s not ideology — it’s game theory. Years later, researchers explored cracks in these incentives (e.g., selfish mining by Eyal & Sirer, 2014), which makes Satoshi’s incentive framing even more important to understand.

• Fixed supply with a predictable schedule. New coins enter at a known rate and trend to zero:

  “Once a predetermined number of coins have entered circulation, the incentive can transition entirely to transaction fees and be completely inflation free.”

  If you’re comparing Bitcoin to fiat or to “high-inflation” tokens, this one sentence underpins the entire argument.

• Simple, robust mechanisms. Longest-chain consensus is the rule — no committees or politics baked into the protocol:

  “The majority decision is represented by the longest chain, which has the greatest proof-of-work effort invested in it.”

  That’s governance by physics and incentives, not by people.

• Privacy via pseudonyms, not secrecy. Transactions are public; identities don’t have to be:

  “As an additional firewall, a new key pair should be used for each transaction to keep them from being linked to a common owner.”

  Satoshi set realistic privacy goals. Later studies (Meiklejohn et al., 2013) showed how on-chain analysis can cluster addresses, reinforcing why key rotation and best practices matter.

• Light clients are first-class citizens. You don’t need a datacenter to verify payments:

  “It is possible to verify payments without running a full network node.”

  That one idea opened the door for mobile wallets and mass accessibility — still relevant as we think about scaling today.

Hot topics people ask about (answered from the source)

• Transaction fees and the end of block subsidies. Satoshi expected fees to matter long term as block rewards taper. He spelled out the transition to a fee-driven security model in the whitepaper. This is still one of Bitcoin’s most debated topics. Academic work later noted potential volatility in a pure fee market (Carlsten et al., 2016), which is exactly why reading Satoshi’s baseline assumptions helps you evaluate proposals, from fee markets to congestion pricing.
• Scaling trade-offs. You’ll see Satoshi talk about bandwidth and CPU getting cheaper over time, plus using simplified payment verification to keep participation broad. The recurring theme is layered scaling: keep the base layer minimal and reliable; push convenience to the edges. If you’re comparing on-chain-only visions to layered approaches, Satoshi’s posts give you the original north star.
• Privacy vs. transparency. He never promised perfect anonymity. He promised a workable system where identities are protected by pseudonyms. The book shows him emphasizing fresh keys and avoiding reuse. Years later, research confirmed that weak hygiene defeats pseudonymity (Meiklejohn et al., 2013), which fits the model Satoshi described rather than contradicting it.
• “Electronic cash” use cases. Satoshi talked about online payments between peers, casual payments, and merchant adoption. It’s practical, not mystical. If you’ve seen narratives drift into “only store-of-value,” this material reminds you that settlement + layered payments was the intention from early on.
• Governance and “who decides.” The longest chain and voluntary node adoption decide outcomes. A great real-world example you’ll read is how urgent bugs were handled: code changes were proposed, clients were updated, and the chain followed the majority of work. Rough consensus and running code — not committees.

Memorable quotes and how I use them

• “The root problem with conventional currency is all the trust that’s required to make it work.”

  How I use it: When a project adds trusted intermediaries “just for convenience,” I ask: are we rebuilding the exact problem Bitcoin set out to remove?

• “It is possible to verify payments without running a full network node.”

  How I use it: Any wallet or protocol that makes users fully blind to verification is a step backward from what Satoshi considered acceptable.

• “The incentive may help encourage nodes to stay honest.”

  How I use it: If a protocol’s security depends on good behavior without aligned rewards and costs, it’s brittle. Incentives aren’t optional.

• “Nodes can leave and rejoin the network at will, accepting the longest proof-of-work chain as proof of what happened while they were gone.”

  How I use it: Liveness and permissionless participation are core. Any design that requires continuous, tightly coordinated uptime from everyone conflicts with this resilience.

• “If you don’t believe me or don’t get it, I don’t have time to try to convince you, sorry.”

  How I use it: Focus on building and verifying. Debates that go nowhere aren’t a good use of time — the network is the argument.

These aren’t just punchy lines. They’re criteria. I keep them handy when I look at new protocols, fee proposals, wallet UX, or narratives that drift away from first principles.

How this compares to reading raw forum threads

• Time saved: The book bundles the whitepaper, key emails, and forum posts in a clean timeline. You’re not hunting through dead links or partial screenshots. When Satoshi mentions fees in one place and incentives in another, the editor’s cross-references connect the dots.
• Context preserved: You see conversations unfold in order — the early mining discussions sit next to the whitepaper sections that justify them, so the “why” behind the “what” is clear.
• When to check the originals: If a quote is used in modern debates (block size, “Visa-scale” comments, libertarian framing), the book gives you the anchor and date. That’s your cue to pull the full thread to read surrounding replies and the technical state-of-play in that moment. I do this when a single sentence is being used to justify sweeping design changes.
• Standout moments bundled right: Early bug responses, wallet and key rotation guidance, and Satoshi’s last public notes sit in one place. Seeing those side-by-side gives you a realistic view of how “governance-by-client-upgrade” worked in practice — faster than opening 30 tabs.

Want the fast Q&A on whether all this is still worth your time, what version to buy, and whether a free PDF is a trap? That’s exactly what I’m covering next. Which question do you want answered first — the Kindle vs. paperback take, or my two-minute reading plan that avoids the boring bits?

FAQ and final verdict

Quick answers to common questions

• What is The Book of Satoshi, exactly? A curated collection of Satoshi Nakamoto’s own posts, emails, and the Bitcoin whitepaper, stitched together with a timeline and light editor notes so you can read primary sources without hunting down forum archives.
• Is it still worth reading now? Yes. The fundamentals Satoshi laid out (proof-of-work, fixed supply, incentives, basic privacy trade-offs) are the same fundamentals people argue about in 2025. It’s the cleanest way to see the original intent behind Bitcoin.
• Do I need a technical background? No. Some sections get into hashes, nodes, and block propagation, but the explanations are short and grounded. Skim the heavy parts; the clarity of Satoshi’s writing carries you through.
• Does it reveal who Satoshi is? No. If you’re looking for a grand identity reveal, this isn’t it. It’s about ideas, not doxxing.
• How is it different from reading online archives? It’s organized and contextual. You’re not bouncing between half-broken forum mirrors or quoting screenshots. Research on web reading shows we scan and miss context online (see Nielsen Norman Group’s F-shaped reading pattern); a curated book cuts that noise and helps retention.
• Is there an audiobook or Kindle version? Kindle is widely available. Audiobook availability can vary by region—check Audible/Amazon for your country. If listening is your thing, it works well because most entries are short and standalone.
• Can I find a free PDF, and should I? You’ll see PDFs floating around. Many are incomplete or altered. If you want free and legitimate, use trusted archives like Satoshi Nakamoto Institute (The Complete Satoshi) and the original whitepaper at bitcoin.org/bitcoin.pdf. If you want the curated experience, buy the book.
• Who shouldn’t buy this? Traders looking for signals, readers wanting altcoin content, or anyone expecting post-2011 Bitcoin development coverage. This is pre-history source material, not a modern market guide.

Realistically, the biggest benefit is having Satoshi’s words in one place. Example: curious about fees? You’ll see Satoshi’s own notes about small, market-driven fees emerging as a spam-prevention tool—useful when people claim fees were an afterthought. Or scaling? You get the early trade-off framing straight from the source, which still underpins arguments you see in 2025.

“If you don’t believe me or don’t get it, I don’t have time to try to convince you, sorry.”

It’s blunt, but it captures why reading the source matters: understand the system on its own terms first.

How I recommend you read it

• Start with the whitepaper to set the mental model.
• Skim the timeline so you know what happened when.
• Jump to topic clusters that match your questions (payments, mining, fees, privacy, scaling).
• Highlight passages you’ll want to reference in debates or research.
• Keep it nearby as a reference. You don’t need to read it front-to-back to get value.

Pro tip: if you prefer print, comprehension and recall tend to improve versus screen reading (see the 2018 meta-analysis by Delgado et al. on print vs. digital comprehension). That said, Kindle search makes quoting and cross-referencing faster—pick your poison.

Who should skip this book

• If you want price forecasts or trading strategies, this won’t help.
• If you’re after altcoin design or tokenomics beyond Bitcoin, you’ll be disappointed.
• If you need the post-2011 story (SegWit, Taproot, Lightning, custody, ETFs), go for a modern history or a technical guide. Pairings I like: “The Blocksize War” (history) and “Mastering Bitcoin” (technical foundations).

Final take

This is the most straightforward way to read Satoshi without getting lost in a maze of tabs. It’s honest about its scope, it’s organized, and it keeps the editorial hand light. If you care about what Bitcoin was built to do—and want to quote the source instead of a hot take—get it. If you’re chasing a complete modern history, treat this as the base layer and add newer books on top.

Want the curated version? Grab the book on Amazon. Want to browse for free? Use the Satoshi Nakamoto Institute and the whitepaper. Either way, having Satoshi’s words handy is a power move for anyone serious about Bitcoin.