"Fuck you" has so many different tones, and is so ubiquitous. It can be playful, jocular, intense, deadly serious, all over the place. Fuck you is not, by default, a personal attack, imo.
It's also almost certainly culturally different on different coasts, online, in person, etc. A tweet is like, nothing.
It's also almost certainly culturally different on different coasts, online, in person, etc. A tweet is like, nothing.