
Ariel Arrieta
@aarrieta
Entrepreneur, Marketer & Early Stage VC @NXTPvc OPM41@HBS class18@KauffmanFellow, Author AprenderAemprender.com sentidocomunemprendedor.com
ID: 8961122
http://ArielArrieta.com 18-09-2007 22:33:16
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The crypto industry is suddenly at the heart of American politics (from The Economist) economist.com/briefing/2025/…



I put together an annotated version of the new Claude 4 system prompt, covering both the prompt Anthropic published and the missing, leaked sections (thanks, Pliny the Liberator 🐉󠅫󠄼󠄿󠅆󠄵󠄐󠅀󠄼󠄹󠄾󠅉󠅭) that describe its various tools It's basically the secret missing manual for Claude 4, it's fascinating!


Me dieron un Financial Times en el vuelo a Hangzhou (China) y me encuentro a Javier Milei





