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On The Brink with Castle Island


Aug 28, 2026

Matt and Nic return for another week of deals and news. In this episode: 

  • Matt and Nic consider candidates for the new bad boys intro music
  • 39 state banking associations form the BankChain alliance
  • Blockstream researchers proposed SHRINCS, a PQ signature scheme for Bitcoin
  • How much should depositors care about bank credit risk?
  • Kalshi hosts a prediction market on goat grazing regulation
  • Are trading bot agents getting good?
  • Blockstream proposes SHRINCS for Bitcoin
  • Zcash hits an 8-year high
  • Treasury designates anyone helping Iran’s crypto sector
  • AI watermarking

Bad boys theme song submissions:

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