While you can claim Google and its employees liars only to strengthen your own belief, but that only deteriorates the signal to noise ratio of this discussion.

While you can claim Google and its employees liars only to strengthen your own belief, but that only deteriorates the signal to noise ratio of this discussion. And surprisingly for most of HN readers, Google has been pretty transparent on the policy of its ads business. In fact, Google has pretty strong incentives for transparency in this area due to advertisers, who give all the money anyway.