This is what the piano starts out looking like in Orthographic projection mode:
This is the exact same thing except in Perspective viewing mode:
This is a picture of the virtual piano in action, and proof that it is indeed 3d. Also demonstrated is the less offensive key-color mode:
Following is another screenshot of a song in progress, it uses the offensive key-color mode, however:
Although you cannot see the mouse cursor, I assure you that this E-flat is being pressed by me clicking on it:
