While not all of us are fortunate enough to zip around in swank Aston Martins, or have sleek Tesla waiting for us on the horizon, the "bus of the future" is the next best thing. Well, almost. Yesterday, if you recall, we reported on the Connected Bus' dramatic at the Federal Building. On the green machine, according to Mayor Gavin Newsom, you can "[y]ou can download music, you can play video games. It's a......