The question is, does showing the precise target matched ads profit the Google more? If not, Google has no incentive to improve in that regard. By showing you a

The question is, does showing the precise target matched ads profit the Google more? If not, Google has no incentive to improve in that regard. By showing you ads, Google has already been profiting. All Google need to do is showing you the ads from the highest bidder while it's also not annoying enough for you to leave the web site. The highest bidder's ads tend to be rather nasty. But if you don't stop using the web site because of the ads, Google win.