Remember the original iPod commercials? They were completely devoid of "meaningful content"; it was just people dancing. Consumers went apeshit for it.
That was not the "original iPod commercial" that was an early iTunes-era iPod commercial. The original iPod pitch was "1000 songs in your pocket" which was great copy and got right to the point.
At least there was some convergence with the theme of music and enjoyment. The Microsoft ad is pretty abstract. Reminds me of the Mr. Plow ad:
http://www.youtube.com/watch?v=iTY5EKN6bzM