Fascinating to learn that something labelled 'unsafe' stands a reasonable chance of making a superior mathematical/arithmetic choice (even if it doesn't match o

Fascinating to learn that something labelled 'unsafe' stands a reasonable chance of making a superior mathematical/arithmetic choice (even if it doesn't match on exactly to the unoptimized FP result). If you're taking the ratio of sine and cosine, I'll bet that most of the time you're better off with tangent....