"Having strong opinions on which compiler flags to use" seems like it'd be a bit miserable. Flags should be for either unusual situations where you want to do s

"Having strong opinions on which compiler flags to use" seems like it'd be a bit miserable. Flags should be for either unusual situations where you want to do something differently, or for situations where you're required to make a choice. If these flags are useful >90% of the time, why aren't they default?