Ask HN: What was the hardest bug you tracked down in 2025?
varshith17 Saturday, December 27, 2025We talk a lot about shipping features, but I want to hear the war stories.
I spent almost a month chasing a silent data corruption issue that turned out to be floating-point non-determinism between x86 and ARM chips. It completely changed how I look at "reliable" memory.
What was your "white whale" bug of the year?
8
4