Didn't they first done something like this in the early 2000s ? Remember the google toolbar with a built-in pop-up blocker ? Sure, they did not have the same sh

Didn't they first done something like this in the early 2000s ? Remember the google toolbar with a built-in pop-up blocker ? Sure, they did not have the same share in the advertising business as today, but I don't think it will be very damaging.