200: Coldcard Catastrophe

Ep200 In this episode, we break down one of the biggest hardware‑wallet failures in Bitcoin history. Coldcard’s backup randomness system secretly produced weak seeds for years, allowing attackers to guess private keys and drain over 1,000 BTC in minutes. We explain the catastrophe in simple, 5th‑grade‑level language, walk through what happened, why it happened, and what listeners should do right now if they used a Coldcard during the affected period.
We also cover whether other hardware wallets are safe, the difference between open‑source and closed‑source security models, and how…