[trevyn]

>It would also explain the buy and sell technique used on Boston Dynamics, Moto, and others.

Boston Dynamics was all Andy Rubin, and it didn't really fit when he left and Robotics collapsed as a result, and Moto was for defensive patents for Android (which they kept).

I haven't followed Zagat, but a sibling comment here mentioned it was Marissa Mayer's doing, so that would fit with the Andy / Boston Dynamics pattern.

There is also a PR disadvantage to feeding the idea that "Google owns everything".