Google-I/O:-Was-the-Google-glass-demo,-shown-during-Google-IO-2012,-really-live?

Google I/O: Was the <a href="http://glass-apps.org/google-glass" title="Google Glass">Google Glass</a>, shown during Google IO 2012, really live? <br/> http://www.quora.com/Google-I-O/Was-the-Google-glass-demo-shown-during-Google-IO-2012-really-live