Great commercial, but the main message for me is that the Bing team has been doing something right. The quality of other search engines has caught up to the point where brand is an important factor in the fight for search market share. Google's product is no longer clearly better than the alternatives. Notice how most of the rest of the commercials on are for things like snack food, beer and cars where the image and…
It sums up to "Google was at the heart of all the good things that happened to that guy, and it unobtrusively helped it to happen right". That's more of a "we really are not evil" thing, to balance Eric Schmidt's screw-up on privacy, or Jobs' and Balmer's attacks, IMO.
Google has kept an amazing amount of public sympathy, given their hegemony on the web, and there are now threats that it might change. Microsoft's hegemony is based on corporate customers (the Windows/Office 22 catch), who don't care about their partners' ethics or image. Google's success is based on the public, it can be jeopardized by the loss of public support.