Mentor Sessions Ep. 087: Simon Dixon breaks down the Coldcard hack, BIP-110 chain split fallout, node vs miner power, and Bitcoin self-custody security in 2026. â¡PART 1: Simon Dixon & Doomberg – https://youtu.be/Q0P0X7j_kcA â¡ Over $100 million in Bitcoin vanished in the Coldcard entropy bug â” and days later a chain split ended with the nodes defeated and Bitcoin more centralized than before. Simon Dixon joins Nathan to trace what really happened. This is the deep-dive follow-up to the Doomberg conversation. You’ll learn why Simon now treats every incident as an attack “guilty until proven innocent,” how the BIP-110 resistance became the most successful node mobilization since the block size war yet still failed to move the mining pools, and why he refuses to die on a hill that end




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