Already addressed: "While the family spells its last name with a B, the New York Times stylebook spells Hapsburg with a P, which brought no shortage of scolding emails upon publication."
Or that chap here who insists on using 5 digit years.
But some go missed. My personal favourite is that I prefer to fully close clauses within quotations.
> The President said, “I will never bomb the moon!”.
I'd think this is just because of how final obstruent devoicing works in German, to me it just seems like the obvious natural way to pronounce the word.
https://youtu.be/9-BBgc_uBZQ?t=1m11s
Seems to be there tho just very subtle
EDIT: it's why GP is not "steffi1977" XD