When annoyed with someone, you tell them this. It's the nice equivalent of "fuck off".
Rose: Haha, dude, you totally just misspelled "loser".
Ellie: Rose, just go home.
When you begin typing, but your caps lock is on and you end up yelling at the recipient of the conversation.
Joe9292: hey man what's up
Bob75: hEY i'M JUST WATCHING SCRUBS
Bob75: oh shit I got caps raped
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