METR study: experienced open-source developers using Cursor and other AI tools took 19% longer to complete tasks, despite thinking AI had sped them up by 20% (Steve Newman/Second Thoughts)

Steve Newman / Second Thoughts:
METR study: experienced open-source developers using Cursor and other AI tools took 19% longer to complete tasks, despite thinking AI had sped them up by 20%  —  Study Shows That Even Experienced Developers Dramatically Overestimate Gains  —  The buzz about AI coding tools is unrelenting.