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On The Brink with Castle Island

Apr 19, 2021

Nick Neuman, the CEO of multisig software provider Casa, joins the show to discuss how to harden your Bitcoin custody setup. In this episode: 

  • Nick's own journey to Bitcoin and to becoming CEO of Casa
  • Casa's design philosophy
  • The merits of native multisig on Bitcoin
  • Casa's decision to stay Bitcoin-only
  • Nick's experience raising capital as a Bitcoin-only startup
  • Is it easier to be a Bitcoin-only startup today?
  • How complicated is multisig?
  • Why Casa recommends the usage of multiple brands of hardware wallets
  • Why self-custody matters
  • Nick's vision for the future and how private keys will power the decentralized web
  • Nick's responses to common criticisms of Casa
  • The purpose of Casa's new subaccounts feature

Sponsor notes:

Copper is transforming how institutional investors engage with digital assets by developing award-winning custody and next-gen trading infrastructure. Headquartered in London, the firm is scaling rapidly across Asia and North America to bring its suite of products to a wider pool of institutional investors. To learn more visit or reach out on Twitter, @CopperHQ

Aave is a decentralized, open source, and non-custodial protocol where users can deposits and borrow digital assets, and earn interest on those assets. Head over to to experience and learn more about DeFi.