I think this isn't meant to be just a service on its own. It's something that will only come to life when Glass is out.
I stumbled upon this video http://www.youtube.com/watch?v=CYJuCZr67VE and now believe that this format is going to be wonderful for anyone trying to learn things. Google building in a backbone platform for it makes it all the better.
I stumbled upon this video http://www.youtube.com/watch?v=CYJuCZr67VE and now believe that this format is going to be wonderful for anyone trying to learn things. Google building in a backbone platform for it makes it all the better.