Mike Lempres on Silvergate’s Collapse, Bank Regulation, and Debanking (EP.593)
On The Brink with Castle Island
Release Date: 02/05/2025
Weekly Roundup 11/07/25 (Balancer hack, DATs are suffering, Zcash rally) (EP.684)
On The Brink with Castle Island
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,
info_outline
Keone Hon (Monad Foundation) on Blockchains Built to Scale (EP.683)
On The Brink with Castle Island
, founder of the 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-Deleveraging (ADL): What it is and why it is important. Where is there economic efficiency to be created? How has Keone gone about building a team to tackle this challenge? What would make Monad "successful" in 2-3...
info_outline
Giovanni Vignone (Octane Security) on Protecting Onchain Assets (EP.682)
On The Brink with Castle Island
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 think about counterparty risk? What do you wish early stage teams knew? Where is there room for improved security practices across the industry?
info_outline
Weekly Roundup 10/31/25 (DATs selling coins, prediction market problems, Bessent’s pesos) (EP.681)
On The Brink with Castle Island
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 act Could you go back and time and trade effectively? Bessent’s great peso trade What’s going to happen with Venezuela? We review the Iran-Contra scandal Content mentioned in this episode: ...
info_outline
Geetha Panchapakesan (Tesser) on Enabling FIs to Utilize Stablecoins (EP.680)
On The Brink with Castle Island
, the founder and CEO of , 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
info_outline
Weekly Roundup 10/24/25 (Quantum, Crypto Pardons, Fed Payment Accounts) (EP.679)
On The Brink with Castle Island
Matt and Nic are back with another week of news and deals. In this episode: Old fashioned crime is back Quantum risk to Bitcoin More outcry in Washington over the Democratic edits to market structure CZ gets a presidential pardon Federal Reserve announces a payments charter
info_outline
Weekly Roundup 10/17/25 (Flash crash, pig butchering scam busted, Erebor charter granted) (EP.678)
On The Brink with Castle Island
Matt and Nic are back with another week of news and deals. In this episode: We dissect the market structure behind the flash crash last week What happened with Binance and Ethena? Palmer Luckey’s de novo bank Erebor gets an OCC charter Paxos’ fat finger The US government has seized $15b in funds tied to pig butchering scams
info_outline
Pbj (Perpl) on the Perp DEX Market & Monad's Imminent Launch (EP.677)
On The Brink with Castle Island
Wyatt sits down with Pbj, the founder of Perpl, a prominent perpetuals exchange on the imminently launching Monad blockchain. In this episode: How large are perp exchanges in the crypto market? Why perps are attractive to crypto users and traders Hyperliquid's success What assets would people trade on Perpl vs Hyperliquid? What makes Monad unique Perps for other asset classes? Reasons to be excited
info_outline
Dave Balter (Flipside) on the convergence of AI and Blockchain Analytics (EP.676)
On The Brink with Castle Island
Dave Balter, the co-founder and CEO of joins the show. In this episode we discuss: How Flipside has shifted its product to fully harness the power of LLMs for analyzing public blockchain networks. Building a product organization in the age of A.I. Perspectives on the evolving landscape of layer one and layer two blockchains. How the role of a data analyst will evolve in the coming years. Where Flipside is focusing its efforts within the blockchain data/analytics segment. To learn more about Flipside visit and follow the company on .
info_outline
Weekly Roundup 10/10/25 (Luxembourg buys BTC, N. Dakota’s stablecoin, Salomon bros dust attack) (EP.675)
On The Brink with Castle Island
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...
info_outlineFormer Chairman of Silvergate Bank Mike Lempres joins us for a discussion of Silvergate, the crypto-focused bank that was forced into liquidation in early 2023 following a bank run. This are the first on the record comments from any Silvergate executive following the voluntary liquidation announced in March 2023. In this episode:
- Mike’s background at the DoJ, at Coinbase, and how he came to be chairman of the board at Silvergate
- How Silvergate grew to become the premier crypto-focused bank with $14b in deposits
- Why the Silvergate Exchange Network (SEN) was so useful to the crypto space
- How Silvergate suffered a bank run and ultimate liquidation following the FTX collapse
- How Silvergate survived a 70% bank run
- Regulatory shifts in 2023
- What led the decision to voluntarily liquidate
- What has happened at Silvergate since the announcement of the liquidation?
- The effect of Elizabeth Warren’s letters and short seller behavior on the collapse
- Could Silvergate have survived and thrived?
- Should bank regulators be allowed to ringfence entire industries?
- Silvergate’s relationship with Alameda/FTX - and could they have detected the fraud?
- Was Silvergate a victim of FTX
- How the Signature case adds to the suspicion - were regulators sending a message?
- What was the issue with SEN monitoring?
- Silvergate’s settlements with the Fed, the SEC, and the CA DFP
- How Silvergate was rugpulled by the government with regards to Diem
- The Fed’s recent evolution on the topic of banks serving crypto
- Mike’s outlook on crypto banking and the domestic crypto industry
- Why Signature and Silvergate executives are limited in what they can say publicly
- The problem with “confidential supervisory information”
- Why we may not get a “smoking gun memo” from the regulators on Choke Point 2.0
- What changes would Mike make to bank regulation in the US?
- Lingering misconceptions about Silvergate
- Do Silvergate shareholders have a legal case against the government?
Further reading:
- Nic Carter in Piratewires, Operation Choke Point 2.0 Is Underway, And Crypto Is In Its Crosshairs
- Nic Carter in Piratewires, Did The Government Start A Global Financial Crisis In An Attempt To Destroy Crypto?
- Nic Carter in Piratewires, Inside the Biden Admin’s Plot to Destroy Silvergate and Debank Crypto for Good