But that's my point - aren't they really deriving their advertising income as, when, and where a user clicks on an ad? Google Ads are different from regular ad

But that's my point - aren't they really deriving their advertising income as, when, and where a user clicks on an ad? Google Ads are different from regular advertising since the revenue accrues at the time the user clicks and located where that transaction occurs, which is on the user's desktop (i.e. place of delivery).