Original AdWords in early 200Xs were quite a breath of fresh air compared to other type of advertising on the net. The ads seemed relevant. I actually clicked

Original AdWords in early 200Xs were quite a breath of fresh air compared to other type of advertising on the net. The ads seemed relevant. I actually clicked on them with a sense of purpose! At the time AdWords truly seemed how advertising should be done ethically with an iron wall between search and advertising. That wall started crumbling pretty quickly by mid 200Xs. Maybe the wall was never there?