maynard of tool/perfect circle might represent the occasional exception.
or they just become whores (steve vai in shitsnack, er, whitesnake, vivian campbell in def limpard)...
i've always disliked GNR but its an aesthetic thing. can't stand aerosmith or the stones either. sort of in the 'crap rock' genre for me. talent, yes, but cheesier than any movie with carl weathers to me.
and, really, can anything good come from indiana?