How-does-Google-Glass-compare-to-the-rumored-Apple-iWatch?

How does <a href="http://glass-apps.org/google-glass" title="Google Glass">Google Glass</a> to the rumored Apple iWatch? <br/> http://www.quora.com/Google-Glass-4/How-does-Google-Glass-compare-to-the-rumored-Apple-iWatch