in the frenzy of saying stfu most people show less attention to proper key typage and instead of typing STFU indeed type STUF.
<Guy> You mean stfu?
<TheLoneRanger> NO, I MEAN STUF. NOW STUF.
STUF © 2003 Fuzzed, Ltd. Imperial Operatives and TheLoneRanger, All Rights Reserved. Unauthorized use of this word is strictly prohibited. Go ahead. Use it. We dare you.
<Lum> Um, stuf?