Now that input is fixed, I can verify that camera rotation and zoom level both work for that true 3D experience...
Also, there is no z-fighting at all at certain zoom levels...
EDIT: Nope, spoke to soon
Getting further...
Some story... This time the background works...
Also, there is no z-fighting at all at certain zoom levels...
EDIT: Nope, spoke to soon

Getting further...
Some story... This time the background works...
Asus N55SF, i7-2670QM (~2,8 ghz under typical load), GeForce GT 555M (only OpenGL)