So,

'bing' it is then. I think the ad dept has produced a master stroke here. If we take the 'g' to mean 'you know who', then we are being told, in a subliminal manner, to 'bin-google'. Which is very cute.

http://en.wikipedia.org/wiki/Subliminal_message

The 'decision engine' angle is very nice though, and the concept looks very promising...