SOUND MONEY.
Why it matters how money is created, why the sol loses purchasing power every year, and why a fixed cap changes everything.
// /learn — articles · bilingual · CC0
Short articles, Spanish first, English next. Zero fluff. Each one leads to a source you can verify yourself. If you find something here that sounds like dogma, tell us and we fix it.
Why it matters how money is created, why the sol loses purchasing power every year, and why a fixed cap changes everything.
How to generate keys nobody has seen, how to sign transactions, multisig, and why an exchange is not your wallet.
The difference between bitcoin and the thousands of tokens. It's not purism. It's engineering, measurable decentralization, and honesty.
Before debating bitcoin, define money. Medium of exchange, store of value, unit of account. And why the sol fails at least one.
INEI publishes one number. Your market publishes another. Who lies, and how to verify it with three receipts.
Why bitcoin's fixed cap isn't a marketing promise but an emergent property of how independent nodes enforce the rules.
How to generate 24 words on an airgapped laptop, write them on durable paper, and never touch a connected keyboard while doing it. No cameras, no cloud, no photo.
Three keys, two signatures required, loss of one tolerated. The minimum architecture so a theft or lost key isn't final.
Mt. Gox, QuadrigaCX, FTX, Celsius. The list is long. A positive balance on an exchange is a promise, not a bitcoin.
A Raspi 4, a 1TB SSD, one Sunday afternoon. After that, you don't need any site to tell you the price, balance, or whether a tx was mined.
The industry adopted the word «crypto» to dilute bitcoin with thousands of centralized tokens. Accepting it loses the debate before it starts.
If one person can change the rules, pause the network, or freeze your balance —it's not bitcoin. It's a private database with a logo.
Bitcoin had no ICO, no premine, no foundation. If your favorite project does, its incentives sit with insiders, not you.
Receive from your cousin in NYC without Western Union, without an 8% fee, without waiting three days. An honest guide —with the trade-offs.
Ten years of enterprise projects. Zero real adoption. The reason: a shared database without proof-of-work isn't revolutionary, it's Microsoft Access.
// /learn/glossary
We define every term once, then use it without apology. Find one we missed? Open an issue.
root@peru:~$ man UTXO
UTXO · Unspent Transaction Output. A specific «coin» you can spend. Your balance is the sum of your UTXOs.
root@peru:~$ man sats
sats · satoshis. 100,000,000 sats = 1 BTC. For small amounts, we denominate in sats. Always.
root@peru:~$ man multisig
multisig · multi-signature scheme. M-of-N keys required to spend. For families and businesses, 2-of-3 is standard.
root@peru:~$ man airgap
airgap · physical network isolation. A laptop with no wifi, no bluetooth, no cable. Where you generate keys and sign transactions.
root@peru:~$ man Lightning
Lightning · layer 2 over bitcoin. Instant payments, minimal fees. Trade-offs: liquidity, online-ness. Read before using for serious amounts.
root@peru:~$
Nothing on this site is financial advice. We don't sell bitcoin, we don't recommend when to buy, we don't manage your money. We educate. You decide. If you lose your seed, you lost your bitcoins, and we can't help you. That's the point.