Not exactly, as I read it. In the Nielsen studies about the fold, I thought the takeaway was that users didn't realize they could/should scroll, and that this i

Not exactly, as I read it. In the Nielsen studies about the fold, I thought the takeaway was that users didn't realize they could/should scroll, and that this is no longer a problem. That doesn't mean that what content appears above the fold has no effect on the bounce rate or user experience. If all I see above the fold are ads, I'm moving on. Of course, this is Google, so they can get away with significantly more than most.