What-does-the-actual-Google-Glass-interface-look-like-and-how-do-you-control-it?

What does the actual <a href="http://glass-apps.org/google-glass" title="Google Glass">Google Glass</a> look like and how do you control it? <br/> http://www.quora.com/Google-Glass-4/What-does-the-actual-Google-Glass-interface-look-like-and-how-do-you-control-it