Learn
Plain-English Bitcoin articles. Every factual claim links to its source.
Prefer books? Bitcoin books I’ve read and recommend
New to bitcoin? Start here
Bitcoin basics: start here
New to bitcoin? What it is, why there will only be 21 million, how proof of work keeps it secure, self-custody, Lightning, and a plain-English glossary, with sources.
How to Safely Move Your Bitcoin to a New Hardware Wallet
After the Ledger reseller and Coldcard weak-seed incidents: a step-by-step guide and checklist for moving your bitcoin to a new hardware wallet with a new seed, without falling for migration scams.
Last updated October 19, 2026
Hardware wallets explained: how to choose, buy and set one up safely
What a bitcoin hardware wallet is, why use one instead of an exchange, where to buy after the 2026 reseller scare, how to choose, and how to set one up safely with primary sources.
Last updated October 19, 2026
How to run your own bitcoin node at home (the easy way)
Why run a bitcoin node, what it needs in disk space, bandwidth and time, Umbrel Home vs Umbrel Pro vs free umbrelOS on your own hardware, setup step by step, and how to connect your wallet.
Last updated October 19, 2026
How to back up your seed phrase (and what never to do)
What a seed phrase is (BIP39), what never to do with it, paper vs metal, 12/20/24 words and SLIP39, where to store it, passphrase risks, how to test a backup, and what to do if it is exposed.
Last updated October 16, 2026