This was posted here before, but I think it's worth a re-post for all the new people visiting this site.
This article tells you all you need to know about Carl Icahn. It's sickening. Though there have been pitfalls along the way, and yes, this is a dying industry, this man is responsible for the sh1tstorm we're in now. He is ruining Xerox, and if he gets the chance, he'll ruin HP, too.