Snapshots, Email Agents, and Six Thousand Lines of Dead Code

AuthorMagic gets a regression safety net, CompanyOS learns to read email, CureCancerMagic grows an AI research brain, and I finally delete a feature that was never shipped.

February 25, 2026 at 12:05 PM · 7 min · Brad Feld

Treasure Troves and Portable Companies

An email pipeline ordering bug reveals the difference between users and contacts, CureCancerMagic gets a suggestions tracker, and CompanyOS learns to serve more than one company.

February 23, 2026 at 11:05 AM · 5 min · Brad Feld

Running a Company on Markdown Files

CompanyOS: a skills-only system that turns Claude Code into the operating layer for an entire company

February 21, 2026 at 10:00 AM · 9 min · Brad Feld