When prescriptivism is balking at usages that have been continuously in effect for four centuries, the problem is not with the usage. The prescriptivism you're using is suspect.

Prescriptivism is good. I could care less.

Prescriptivism is silly anyway, you'd be better off counting sand.

Yeah. Prescriptivism may have a worthwhile role to play. But it needs to be a lot more thought out than "what some authority wrote 75 years ago".