On The Brink with Castle Island

On The Brink with Castle Island

Hosts Matt Walsh and Nic Carter of Castle Island Ventures explore news and deals in the public blockchain space and talk to some of the leading experts in the industry. Learn more and stay up to date at CastleIsland.vc and follow on twitter @CastleIslandVC

794 episodes On The Brink with Castle Island Updated 2026-05-25
794 episodes in On The Brink with Castle Island
2021-02-01

Boaz Sobrado on Bitcoin adoption trends in Cuba (EP.173)

Boaz Sobrado, data analyst and the founder of whynotcuba.com  joins the …
2021-01-29

Weekly Roundup 01/29/21 (Reflections on the debate, the Robinhood affair…

Nic and Matt return for another week of news and deals. In this episode:…
2021-01-25

Prof. Ladislav Krištoufek (Charles University) on the market effects of …

Economics professor at Charles University Ladislav Krištoufek joins us …
2021-01-22

Weekly Roundup 01/22/21 (Bitcoin's 'double spend', our Tether perspectiv…

Nic and Matt cover an insane week of deals and market turmoil. In this e…
2021-01-18

Iain Murray (Competitive Enterprise Institute) on the history of Operati…

Iain Murray, VP of Strategy at the Competitive Enterprise Institute, joi…
2021-01-15

Weekly Roundup 01/15/21 (Gensler in at SEC, the Spakkt, a new OCC charte…

Nic and Matt return for another explosive week. In this episode: The bi…
2021-01-11

Matthew Gould (Unstoppable Domains) on the blockchain domain name opport…

Matthew Gould, co-founder and CEO of Unstoppable Domains joins the show.…
2021-01-08

Weekly Roundup 01/08/21 (Banks can use blockchains, best FinCEN comment …

Nic and Matt return for another week of ATHs. In this episode:  Coindes…
2021-01-04

Travis Schwab (Eventus) on trade surveillance, Bitcoin ETFs and 2021 pre…

Travis Schwab, the founder and CEO of Eventus Systems, a company special…
2021-01-01

Weekly Roundup 01/01/21 (XRP delistings, OFAC fines BitGo, 2021 ETF pros…

Matt and Nic return for the first roundup of 2021. In this episode:  Wh…
2020-12-30

Brian Venturo (CoreWeave) on the journey from mining crypto to the cloud…

Brian Venturo is the CTO of CoreWeave, the largest North American GPU mi…
2020-12-28

Craig Warmke (N. Illinois University) on what Bitcoin is, and other phil…

Craig Warmke is an assistant professor of philosophy at Northern Illinoi…
2020-12-25

Weekly Roundup 12/25/20 (FinCEN's proposed rules, the SEC takes aim at R…

Nic and Matt return for a special Christmas episode of OTB. In this epis…
2020-12-21

Matt Hougan (Bitwise) on the prospects for a Bitcoin ETF in 2021 (EP.160…

Matt Hougan, the Chief Investment Officer at Bitwise Asset management jo…
2020-12-18

Weekly Roundup 12/18/20 feat. a pseudonymous fixed income trader (Our MS…

Matt and Nic return to cover a blockbuster week of ATHs. We invite a pse…
2020-12-14

Amber Scott (Outlier Canada) on crypto-bank relationships in Canada (EP.…

Compliance expert Amber Scott joins the show to explain why crypto-firms…
2020-12-11

Weekly Roundup 12/11/20 (What's Treasury up to?, MSTR's bond offering, w…

Nic and Matt return to cover an avalanche of news and deals. In this epi…
2020-12-09

Muneeb Ali (Blockstack) on Bitcoin-based Smart Contracts (EP.156)

Muneeb Ali, cofounder of Blockstack, joins the show to talk about the la…
2020-12-07

Mustafa Yilham (Bixin) on the industrial Bitcoin miner perspective (EP.1…

Mustafa Yilham, VP of global business development at Bixin, joins the sh…
2020-12-04

Weekly Roundup 12/04/20 (The Dastardly STABLE Act, USDC partners with Vi…

In this week's episode, Nic and Matt torch the STABLE Act cosponsored by…
2020-12-02

Mathias Imbach (Sygnum Bank) on the importance of crypto banking (EP.153…

Mathias Imbach, cofounder and CEO of Sygnum Singapore, joins the show. I…
2020-11-30

Pelle Brændgaard (Notabene) on how crypto service providers are dealing …

Pelle Brændgaard, the cofounder and CEO of Notabene, an enterprise softw…
2020-11-27

Weekly Roundup 11/27/20 (What we are thankful for, USDC in Venezuela, is…

Nic and Matt return with a special Thanksgiving issue of OTB. In this ep…
2020-11-24

John Newbery (Brink) on funding Bitcoin development (EP.150)

John Newbery, Bitcoin Core developer and founder of Bitcoin Optech, anno…