Touhou

https://news.ycombinator.com/item?id=17649374

this is pretty autismal, but I wonder about one sentence:

Reasoning that the read errors on a bad disk will fluctuate around the “correct” value

was it true, or did he just find an incorrect value that the failible heuristics reported as correct and decided it's the right one?

Danmaku 12^g?