Is Rolling Your Own Entropy The New Standard? (Coldcard Q&A P1)

In this Guy's Take, I walk through listener questions and comments on the Coldcard random number generation failure and what it really means for Bitcoin self-custody. We dig into why the RNG bug went unnoticed for years, the difference between source-available and truly open source hardware, and how dice rolls and strong passphrases change your threat model. I also share how I’m thinking about safer setups going forward. Chapters (00:00:00) - Why Coldcard Questions Remain (00:01:18) - Features vs Core Failure (00:03:19) - Speed Over Security Risk (00:04:54) - Car Without An Engine (00:06:06) - RNG Paths And Failsafes (00:08:32) - Open Source Trap (00:10:36) - Dice Rolls And Passphrases (00:14:30) - Rolling Your Own Entropy (00:16:21) - Using Coldcard As Signer (00:17:48) - Key Takeaways Affiliate Links Become sovereign, hold your keys, be censorship resistant with the Bitbox hardware wallet. Get 5% off everything in the store with code GUY (Link: https://bitbox.swiss/guy/) Get 10% off the best Bitcoin board game in the world, HODLUP! Or any of the other great games from The Free Market Kids! Use code GUY10 at checkout for 10% off your cart! (Link: https://www.freemarketkids.com/collections/games-1) Host Links ⁠Guy on Nostr ⁠(Link: http://tinyurl.com/2xc96ney) ⁠Guy on X ⁠(Link: https://twitter.com/theguyswann) Guy on Instagram (Link: https://www.instagram.com/theguyswann) Guy on TikTok (Link: https://www.tiktok.com/@theguyswann) Guy's Takes on YouTube (Link: https://www.youtube.com/@GuysTake) Guy Swann on YouTube (Link: https://www.youtube.com/@theguyswann) ⁠Bitcoin Audible on X⁠ (Link: https://twitter.com/BitcoinAudible) The Guy Swann Network Broadcast Room on Keet (Link: https://tinyurl.com/3na6v839)