Sam Broner
@SamBroner
Generally Happy. Investor @ a16z crypto | prev: MIT, Fluid Framework, Distributed Systems @Microsoft
The GENIUS Act is getting signed today, bringing clear rules of the road for stablecoins. Here's why stablecoins are better money, how they're better for people and businesses, and the mental models you can use to understand them. My master thread on stablecoins. 👇

Five AIxCrypto applications in under 15 minutes: 1⃣ 💼 portable chatbot context 2⃣ 🪪 forwards-compatible digital identity 3⃣ 🧑💻 future-proofing vibe-coded software 4⃣ 🔖 programmable IP provenance registries 5⃣ 🤖 marketplace guardrails for AI agents Fun conversation with…
We're still early. With clear regulation, entrepreneurs and businesses can improve how stablecoins become part of everyday life by building: credit, remittances, subscriptions, refunds, identity, discounting, PoS integration, onramps, offramps, wallets, foreign exchange,…
Clear rules for stablecoins and the road ahead At the White House today, the first piece of U.S. crypto legislation will be signed into law: the GENIUS Act. It provides clear rules for stablecoins. This is a historic moment — not just for crypto, but for the world at large.…
I'm ready to see what entrepreneurs can build with clear rules of the road and better money. Onward!
The House just made history by passing major legislation on stablecoins (GENIUS Act) and market structure (CLARITY Act) in an overwhelmingly bipartisan way. This is a huge moment for crypto and for all Americans. We’re very close to having comprehensive, proactive rules in place…
Stablecoins are better money. The Genius Act gives entrepreneurs clear rules of the road to bring better, cheaper, faster money to people and businesses. Incredibly exciting day.
In retrospect, it will seem bizarre that a few companies controlled how everyone communicated.
We’re thrilled to announce our $20M Series B to fuel XMTP’s mission: 🌐 Build the most secure, decentralized messaging protocol 🤖 Support any identity across any digital ecosystem 📡 Help fuel the next generation of messaging applications XMTP is rebuilding secure messaging…
Had a great conversation on stablecoins with @downtown & @michaelbatnick on the @TheCompoundNews. They came prepared and we got right into one of the big issues: today's overpriced payment products disproportionately hurt small merchants and remitters. That's why stablecoins…
The reason payment processors are adopting stables is simple: they can make more money while offering a better product.
Karma is being modest — huge update for Halmos! ∎ Stateful invariant testing (very powerful) ∎ Flamegraphs (see what Halmos is exploring) ∎ 30x faster interpreter (!!!) ∎ Easily select many solvers ∎ Coverage reports ∎ Solx support ∎ more cheatcodes ∎ ... and more
halmos v0.3.0 release highlights! (quick reminder: halmos is a symbolic testing tool for EVM bytecode which interfaces nicely with foundry projects and supports multiple SMT solvers) 1. we (finally) added support for stateful invariant testing