Like "HEY! y'idiot, don't you know how to spell. What the fu-?"
Mean little zizaggy guys. Some are green, some are red, some words even get a combo of the two colours together. (I'm not sure why that happens)
This program flags stuff I use a lot like "wanna" and "gonna" and "*guh*" and "boybandelicious" all the time but for some reason it never touches "fuck".
Doesn't go near it or it in other variations; Fucker, fucking, fuck-off, (except maybe fuckityfuckfuck)
So, like it's become part of the fucking english language? - finally.
So there you have it, another totally useless observation brought to you by the letters F.U.C. and K. and the number 69