What's this about?
A LeadDev report arguing that measured AI productivity gains for engineering teams are in the ~10% range, not the order-of-magnitude ("10x") improvements often claimed.
Why it matters
HN 31 pts, 25 comments. It's a grounded counterweight to hype, and it lines up with dotey's role-shift and Cursor's PR stat as people try to measure what agents actually change day to day.