Castle Island Ventures

On The Brink with Castle Island

Business EN ↓ 737 episodes

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

Author

Castle Island Ventures

Category

Business

Podcast website

castleisland.libsyn.com

Latest episode

Jul 10, 2026

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Episodes

Weekly Roundup 02/27/26 (Insider Predicting, OCC implements GENIUS, ZachXTB fingers Axiom, Jane St vs Terra) (EP.704) 27.02.2026

Matt and Nic are back with another week of news and deals. In this episode:  Kalshi has detected and banned two accounts for insider trading Is Polymarket going to have to add KYC? Is there a tradeoff between informational efficiency and market fairness The OCC de facto bans stablecoin yield in its rulemaking around GENIUS Meta is considering partnering with a stablecoin issuer Stripe is bullish i...

Weekly Roundup 02/20/26 (CFTC claims Prediction Markets, rogue AI agents, ETH's existential crisis) (EP.703) 20.02.2026

Matt and Nic are back with another week of news and deals. In this episode:  Crypto VC funds have some dry powder CFTC chair Mike Selig asserts jurisdiction over prediction markets relative to the States Is Kalshi more reliable than interest rate futures? The CLARITY Act inches closer to passing Shake up at Gemini OpenClaw agents are going to start phishing crypto users Bitwise aims to launch pred...

Raj Parekh (Monad Foundation) on Stablecoins and The Next Era of Fintech (EP.702) 18.02.2026

Wyatt sits down with Raj Parekh, Head of Stablecoins and Payments at Monad. In this episode: Will enterprises build out their own stablecoin solutions? Will card payments continue to grow, or be challenged by other forms of payments? What is the role of governments in driving whether stablecoin adoption will continue, accelerate, or decelerate? How does Monad work with leading financial organizati...

Weekly Roundup 02/13/26 (SBF wants a retrial, taking stock of Web3, Clarity deadlocked) (EP.701) 13.02.2026

Matt and Nic are back with another week of news and deals. In this episode:  Matt reflects on the Patriots season We review the Superbowl Ads Looking forward to the OpenAI wearable Is "something big happening" in AI? Does crypto accelerate the rise of malicious AI? Are all communications networks going to break down in 90 days? SBF wants a new trial Blackrock adds BUIDL to Uniswap Blockfills suspe...

Bhavin Vaid (Birch Hill) on Better Markets for Tokenized Assets (EP.700) 11.02.2026

Wyatt sits down with Bhavin, co-founder of Birch Hill to chat about the tokenized asset and DeFi market broadly. In this episode: Who is assessing whether cryptoassets are safe in DeFi today? Who is assessing risk and ensuring assets are solvent and not fraudulent? How have these standards been set and how are they evolving? What is a risk curator, how do risk curators make money, and what is thei...

Weekly Roundup 02/06/26 (Bitcoin bloodbath, Digesting Epstein's Emails, Ethereum rethinks L2s) (EP.699) 06.02.2026

Matt and Nic are back with another week of news and deals. In this episode:  Bitcoin grapples with the fallout of the Epstein Emails Did Jeffrey Epstein influence Bitcoin development? Is Bhutan selling their Bitcoin? Do Bitcoin devs care about quantum? Is Bitcoin Core under the influence with sophons Kyle Samani steps back from Multicoin What Samani's departure means for crypto Is web3 dead foreve...

Weekly Roundup 01/30/26 (Fidelity's FIDD, Gold rally, Worldcoin and AI bots, digital alibis) (EP. 698) 30.01.2026

Matt and Nic are back with another week of news and deals. In this episode:  Matt is heated about the Belichick HoF vote Fidelity launches a stablecoin FIDD on Ethereum Market structure passes Senate Ag Cmte The White House crypto council is being revived to find a compromise on stablecoin yield Fairshake has another war chest for the midterms Do stablecoins cause bank deposit contraction? Tether...

Weekly Roundup 01/23/26 (CLARITY stalls, Iran's USDT reserves, Is Web3 Social over?) (EP.697) 23.01.2026

Nic and Matt are back for another week of news and deals. In this episode:  There's a big storm coming Matt's playoff picks Farcaster sells to Neynar Is this the nail in the coffin for Web3Social? Where Farcaster went wrong BitGo goes public NYSE is building a tokenized security trading platform Are we looping back around to enterprise blockchains? A MA judge has issued an injunction against Kalsh...

Weekly Roundup 01/16/26 (CLARITY problems, InfoFi Dead, CA Wealth Tax, Kontigo) (EP.696) 16.01.2026

Matt and Nic are back after a week off. In this episode: The Clarity market structure bill markup is delayed for now Coinbase backs out of supporting Clarity The bank lobby is trying to torpedo Clarity Kontigo is accused of ignoring sanctions X changes its API to block InfoFi California's wealth tax has backfired already BitMine invests $200m into Mr Beast's company Why tokenized deposits aren't a...

Wyatt & Jake Lynch on Onchain Financial Markets (EP.695) 12.01.2026

Wyatt, Henry, and Jake recently put out a report called "Total Value Lost", exploring how best to assess the value of various DeFi markets - starting with lending markets. This episode is a continuation of that conversation, exploring what carries value in DeFi going forward, particularly on the back of a shaky market period. This discussion covers: Where does the recent, ongoing market selloff le...

Weekly Roundup 01/02/26 (2026 predictions, wealth taxes, secret insolvencies) (EP.694) 02.01.2026

Matt and Nic are back for the first OTB show of 2026. In this episode: Matt's ice rink adventures The House issues a draft of the PARITY Act The trouble with wealth taxes DATs continue to bleed out We talk about Nic's fiction story Predictions for 2026 Is there a secret exchange insolvency? What constitutes insider trading for prediction markets?  Is the four year cycle finally over?  Is it time t...

2025 Highlights and 2026 Predictions with Blockchain Coinvestors (EP.693) 30.12.2025

Matthew Le Merle and Mitch Mechigian of Blockchain Coinvestors join the show. In this episode we discuss: The top 5 themes of 2025 for the blockchain industry 2026 predictions and key themes to monitor To learn more about Blockchain Coinvestors visit fifthera.com/blockchain

Weekly Roundup 12/19/25 (Quantum FUD, CLARITY markup, are forks obsolete?) (EP.692) 19.12.2025

Matt and Nic are back for more deals and news. In this episode:  Secret exchange insolvency rumors Caroline Ellison is free David Sacks says CLARITY is getting a markup The Fed rescinds their 2023 Novel Activities Supervision program Insolvent exchange prediction markets Visa's stablecoin advisory business JPM launches a tokenized Treasury fund MONY Quantum FUD Why Quantum might be a surprise Bitw...

Corn (Yearn Finance) on the Evolution of DeFi Protocols (EP. 691) 17.12.2025

Henry sits down with Corn , head of business development at Yearn Finance , for a conversation about the evolution and current state of defi. In this episode:  The history of defi from 2020 to today, and how the TerraLuna crash impacted the market How incentive mechanisms in defi have changed in 2025 What caused the collapse of xUSD and Stream Finance? What is the role of risk curators in defi? Th...

Weekly Roundup 12/12/25 (Do Kwon sentenced, DTC no action letter, Circle's private stablecoin) (EP.690) 12.12.2025

Matt and Nic are back with more news and deals. In this episode:  CIV grows the team Nic does not regret 8 years in crypto People are getting blackpilled about crypto Does speculation in crypto have positive externalities? Matt has never seen LOTR Will web3 ever come back? The OCC lets banks broker crypto trades The Bitwise 10 lists Rushi Manche returns with a fund Circle is launching a private st...

Weekly Roundup 12/05/25 (The trouble with Taproot, a prediction market paradox, HFSC OCP.2 report) (EP.689) 05.12.2025

Matt and Nic are back with another week of news and deals. In this episode:  Quantum risk again Are banks filled with spooks? The trouble with Taproot addresses Microstrategy's dollar reserve Kalshi is going on chain Prediction market predicaments Are insiders monetizing Google search information on Polymarket? Are prediction markets insider trading machines by definition? DAT activist fights Vang...

Stepan Simkin (Squads) on Stablecoin-Powered Financial Services (EP.688) 01.12.2025

Stepan , founder of Squads , sits down with Wyatt on today's episode. In this discussion: Squads' evolution from a DeFi-facing product to servicing a broader range of companies' asset treasury needs. What are the pain points of local small-medium businesses? What is driving the gradual global movement from local currencies into USD stablecoins? The appetite for safe yield across user types. Other...

Weekly Roundup 11/27/25 (Who we are thankful for, S&P downgrades Tether) (EP.687) 28.11.2025

Matt and Nic record a special Thanksgiving episode of OTB. In this episode:  What's the deal with deep fried turkeys? Polymarket gets CTFC approval Klarna is launching a stablecoin on Tempo Upbit is hacked Berachain drama Tether gets a downgrade from S&P Robinhood is spinning up their own prediction market with Susquehanna Are Visa and Mastercard moving fast enough? Who are we thankful for?

Weekly Roundup 11/21/25 (Quantum FUD, DAT hangover, stablecoin duration risk) (EP.686) 21.11.2025

Matt and Nic are back for another week of news and deals. In this episode:  Is Quantum FUD causing Bitcoin to sell off? Ray Dalio is worry about Quantum Scott Aaronson is worried about quantum computing Vitalik is worried about quantum Quantum upgrade scenarios Are we still suffering from the flash crash? The DATs are selling DAT spot arbitrage Will the US government end up with the Satoshi coins...

Weekly Roundup 11/14/25 (Miran speech, Cash App adds Stables, DAT Hangover)(EP.685) 14.11.2025

Matt and Nic are back for another week of news and deals. In this episode:  The Senate Ag Cmte publishes a Market Structure draft Paul Atkins' token taxonomy speech Fed Governor Stephen Miran gives a major stablecoin speech Grayscale files their S-1 Coinbase announces a tokensale platform Coinbase is leaving Delaware The Coinbase BVNK deal falls through Visa Direct adds stablecoin support The Czec...

Weekly Roundup 11/07/25 (Balancer hack, DATs are suffering, Zcash rally) (EP.684) 07.11.2025

Matt and Nic are back with another week of news and deals. In this episode:  Tom Brady's clone dog We reminisce on the Nic Carter v Mike Green debate Is the government shutdown draining market liquidity? The trouble with Opendimes  Balancer hacked Stream finance's xUSD collapses DATs are selling coins Why is Zcash rallying? Are stablecoins the lightbulb of crypto Content mentioned: JW Verret, Comm...

Keone Hon (Monad Foundation) on Blockchains Built to Scale (EP.683) 05.11.2025

Keone Hon , founder of the Monad Foundation joins the show. In this episode: From the point of view of Keone's trading background, what is the promise of blockchains? Reimagining financial systems with blockchains in 2025 Why build Monad, and for anyone using a chain, why use Monad? How the importance of decentralization and chain efficiency becomes underscored during fragile market periods Auto-D...

Giovanni Vignone (Octane Security) on Protecting Onchain Assets (EP.682) 03.11.2025

Wyatt sits down with Giovanni Vignone , the founder of Octane Security , a crypto security platform focused on vetting application code pre-deployment. In this episode we discuss: What poses the greatest threat to crypto right now? How are hackers evolving? What are the important categories of crypto-facing cybersecurity? How much should startup teams be spending on security? How should teams thin...

Weekly Roundup 10/31/25 (DATs selling coins, prediction market problems, Bessent's pesos) (EP.681) 31.10.2025

Matt and Nic are back for more news and deals. In this episode:  Mastercard buys Zerohash for around $2b Fiserv has a catastrophic day Bitwise launches a Solana staking ETF Is there another regional banking crisis? EthZilla sold some ETH to buy back shares Will there be activists with the DATs? Are prediction markets structurally doomed? Sen Tillis introduces the Ensuring Fair Access to Banking ac...

Geetha Panchapakesan (Tesser) on Enabling FIs to Utilize Stablecoins (EP.680) 29.10.2025

Geetha Panchapakesan , the founder and CEO of Tesser , joins the show. In this episode:  Geetha's background in payments and how she arrived in stablecoins Major shifts across payments over Geetha's career Building a one-stop shop solution for financial institutions, PSPs and MSBs Where FIs are today as it relates to engaging to stablecoins Regulatory tailwinds post-GENIUS See more at  tesser.xyz

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