In the era of A.I. agents, many Silicon Valley programmers are now barely programming. Instead, what they’re doing is deeply, deeply weird. Credit...Illustration by Pablo Delcan and Danielle Del Plato ...

Claude on a smart phone. The DNA file had been gathering dust in Pietro Schirano's computer for years. Then, earlier this month, he gave it to Claude Code—an “agentic coding tool” developed by ...