"Many of us have entered into a contract with the ur search company because its claims to be a good actor inspired our trust. Google has always claimed to put the interests of the user first. It's worth questioning whether or not that's still the case. Has Google reached a point where it must be evil?"
http://gizmodo.com/5895010/the-case-against-google/
In fact, I sort of predicted it 4 years ago:
http://www.nebulouskingdom.com/uploads/3/1/3/9/3139246/article_-_economics_of_trust.pdf
The scope dimension of trust was always going to be Google's Achilles heel.
But Google, it's not over for you if you can manage to understand that you've gone wrong, and where you've gone wrong.
Radical transparency is a proven way to recover:
http://www.wired.com/wired/archive/15.04/wired40_ceo.html
Other ways to recover from a trust deficit:
http://www.nebulouskingdom.com/1/post/2011/10/recovering-from-a-trust-deficit.html
Come to Jesus.