Self-custody means: your bitcoin, your key, your responsibility. Wallets, backups, scam prevention.

Too much energy? Too slow? Only for criminals? A fact check of the most common misconceptions.

From the Austrian School of Economics to the whitepaper to the disappearance of Satoshi Nakamoto. How Bitcoin came to be, and why Vienna is no coincidence.

A look under the hood: how the network works, what nodes and miners do, and why Lightning enables payments in seconds.

Bitcoin is pseudonymous, not anonymous. How blockchain analysis works and which tools protect your financial privacy.

Paying for coffee with Bitcoin, how Lightning makes it possible, which wallet fits, and where the limits are.