Mistakes and Misunderstandings: Internet denizen butchering of phrases

[BWR]

Since, y'know, clearly they do need education on double negatives.

English has historically had multiple negatives. Up four at least. "Heo næfre ne mihten ne nolden syððan fram his wylle gebugen," used for emphasis.
Or used for satirical effect by exaggeration in Chaucer "He nevere yet no vileynye ne sayde / In all his lyf unto no maner wight"