cool, name another controller that provides an open source driver, every single controller is only supported at all because someone (most likely unpaid) bothered to write one. there's no difference between a proprietary wired controller and a proprietary wireless controller. i know from experience the bluetooth driver for ps3 controllers is a pain in the arse.
you're ignoring gamers and people using skype or other direct message programs just to begin with, because of NAT you can't have 2 xboxes online on the same internet connection. NAT is a fucking cancer that needs to be cut out.
the idea that it's not a solvable problem is ridiculous, that article even says they're not sure if the guys complaining are using the dk1 or 2. ultimately we don't get sick from viewing 3d shit in real life, it's just a question of how realistic it has to be to get rid of the motion sickness and if how cheaply that level of realism is achievable