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On The Brink with Castle Island


Oct 10, 2025

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

  • Will stablecoins drive deposit flight from the banks?
  • Is FDIC insurance obsolete?
  • Can CBDCs provide real privacy?
  • ICE invests in Polymarket
  • North Dakota is looking to issue their own “rough rider” stablecoin, joining Wyoming
  • Luxembourg buys bitcoin out of their sovereign wealth fund
  • Is the quantum bubble creating risks for Bitcoin?
  • The "Salomon brothers" OP_RETURN dusting attack on old Bitcoins
  • Reg NMS for blockchains?
  • Katie Porter has a new drama
  • Congress is still working on the market structure bill
  • Shutdown update

Content mentioned in this episode: