Andrew Chen just called PM the most important role in tech again. His argument in one line: when anyone can build, the person who decides WHAT to build becomes the bottleneck. Boris Cherny’s Claude Code team at Anthropic shows what this looks like in practice. They ship hundreds of prototypes before committing to a feature. Boris personally runs 5 parallel Claude instances and ships 20-30 PRs a day. The team built Cowork, a full product for non-engineers, in about 10 days. Productivity per…