ChromeOS. http://www.neverware.com/ http://www.neverware.com/ make a PC installable version. You do end up having to use web based apps for everything, but for

ChromeOS. http://www.neverware.com/ http://www.neverware.com/ make a PC installable version. You do end up having to use web based apps for everything, but for basic jobs (with a tethered net connection) that's fine. And it's so nice having something where everything works, everything either obvious or simply not present [ * ], and which has a UI which doesn't try to be different just for the sake of being different. [ * ] Keyboard layout settings notwithstanding. They really need cleaning up.