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On The Brink with Castle Island

Jan 20, 2022

In this latest installment of the mining miniseries, Iris Energy cofounder and co-CEO Daniel Roberts joins us to talk through their approach to mining. In this episode: 

  • How Dan came to work in mining
  • Backgrounds of the Iris executive team
  • Which thinkers influenced Dan in his Bitcoin journey
  • Why Iris focuses on...


Jan 14, 2022

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

  • Matt loses the podcast audio
  • New Turkey drama
  • Rep Emmer introduces a bill banning a retail focused CBDC
  • Nic releases a song with Gramatik
  • The story behind the Scribbler song
  • We investigate Fan Controlled Football
  • Paypal looks to build a...


Jan 10, 2022

House Representative Tom Emmer (R-MN) joins the show to share thoughts on his crypto policy agenda for 2022, as well as his views on inflation, MMT, stablecoins, and CBDCs. In this episode: 

  • How Rep. Emmer came to be interested in public blockchains
  • Rep. Emmer’s interest in Austrian economics
  • How Rep. Emmer stays up...


Jan 3, 2022

Luxor COO and CPO Ethan Vera and Guzman Pintos join the show to talk about their relaunched data product, Hashrate Index and other trends in mining. In this episode: 

  • The history of the firm
  • Why Luxor created the hashrate index
  • How Luxor gathers data on ASIC pricing and creates their time series charts
  • ASIC pricing...


Dec 27, 2021

Gabe Frank and Robert Masiello, the founders of Arcade, a financial services platform for NFTs join the show. In this episode we discuss:

  • Gabe and Robert’s origin stories in the crypto industry and the path that led them to founded Arcade
  • The similarities in the market structures for bitcoin in the early years and...