Jack Dorsey launches Buzz to combine team chat, AI agents and Git hosting - RuntimeWire RuntimeWire AI Startups Venture Products Funding Exits Models Head-to-Head About You're browsing RuntimeWire with JavaScript disabled. Articles and navigation work fully. Interactive features — search, comments, and newsletter signup — require JavaScript. ai Jack Dorsey launches Buzz to combine team chat, AI agents and Git hosting Block's self-hostable workspace uses signed Nostr events, while its current rel...