I agree that most of you probably do need to get fucked as that would most likely improve your collective disposition, but that really has nothing to do with the use of emotes.
while there are certainly times when "go get fucked" might be the most appropriate response for certain folks, sometimes, something more along the lines of
"BITCH(!), the next time you leave a fucking snailtrail on my couch i'm gonna beat you till youre snoring with 5lbs of dangling, fleshy fury and dump your unconscious, disgusting, and battered body in a back alley for necrophiliac hobos to romance in ways only they can manage."
might be a better option.
however, more often than not a simple:

is not only more than they deserve, but is also
far more effort than i'm interested in expending on them. thus was born the "fuck you" clickymote, for all those times when you just don't care enough to tell them how you really feel.