>Would he generally install software if he sees an ad for it, or was that special because it wasn't obvious that it was an ad and therefore had more trust That

>Would he generally install software if he sees an ad for it, or was that special because it wasn't obvious that it was an ad and therefore had more trust That's the trick in here. He doesn't install anything else off the internet. It only happened with chrome. And I am positively sure it was due to the very sneaky and underhanded chrome ad on the front page of google itself (a place where it is impossible for anyone else to get a single ad).