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user: twaldin created: 2026-04-15 karma: 3 tim.waldin.net submissions: GEPA prompt optimization: Claude Code Haiku +20% solve rate on new bugs 3 points | 0 comments 0 points | 0 comments 0 points | 0 comments 0 points | 0 comments 0 points | 0 comments 0 points | 0 comments Purdue University CS240 Class over 50% of students 'caught' using AI on homework 4 points | 5 comments