PerformanceEnhancingBug

Robot code that does not behave as intended, but when fixed results in inferior performance. Share your examples!

---

Quote from the Shadow page: Thanks, but I had to revert almost everything to 3.66 level. I found a huge bug in my recent attempt at "dynamic dimension weighting" that wasn't working as expected. Turns out that correcting that bug costs me at least 30 ranking points... talk about PerformanceEnhancingBugs?! -- ABC