This is exactly how I run VS 2012. The VSCommands addon[1][2], allows auto-hide of the main menu, fixing case, and some other nifty UI fixes. I expect the author will do quite well just by fixing the stuff people are pissed off about.

1: http://visualstudiogallery.msdn.microsoft.com/a83505c6-77b3-...

2: http://vscommands.squaredinfinity.com/