{"version":1,"type":"rich","provider_name":"Libsyn","provider_url":"https:\/\/www.libsyn.com","height":90,"width":600,"title":"Weekly Roundup 10\/23\/26 (Gold alchemy, rogue financial AI agents, GENIUS implements stablecoin yield) (EP.746)","description":"Matt and Nic are back with another week of news. In this episode: Marathon Fusion says it has turned mercury into stable gold What would commercially viable alchemy mean for Bitcoin\u2019s scarcity argument? AI tools uncover a major vulnerability in PHP A certificate authority\u2019s private keys turn out to be trivially guessable Railway warns developers to revoke their secrets after a cyberattack Banks are finding third-party AI agents inside customer accounts Who\u2019s responsible when your AI agent acts without instructions? The OCC finalizes its GENIUS Act rules Stablecoin issuers can\u2019t pay yield directly, but where does that leave third-party rewards? a16z reportedly plans to drop \u201ccrypto\u201d from its flagship fund\u2019s name Ali Yahya is leaving to start a company Microsoft, Alphabet, and Goldman Sachs object to tokenized versions of their shares Should public companies have a veto over tokenizing their stock? Polymarket faces growing pains as Kalshi gains ground Are perpetual preferred shares a new source of Bitcoin demand? Can compute derivatives give investors a way to short the AI boom? Content mentioned in this episode: Marathon Fusion, Alchemy OCC, Final Rule to Implement the GENIUS Act Fidelity Digital Assets, Perpetual Preferred Stock: The Newest Demand Catalyst in Bitcoin Bitwise, Q4 2026 Staking Report Wired, The DEA\u2019s Premier Crypto Detective: Clues Led Straight to Her Own Family Bloomberg, Polymarket Investors Push CEO Coplan for Change as Kalshi Gains Ground The Wall Street Journal, Want to Short the AI Boom? She Wants to Give You a Way to Bet on Compute Prices ","author_name":"On The Brink with Castle Island","author_url":"https:\/\/castleisland.libsyn.com\/website","html":"