Put yourself in the mind of someone making a THING, how do you plan to reach your possible customers for THING?
THING is the best in class, better than the competition but how would you make the world aware of THING existing?
trade shows, trade magazines, word of mouth, window-dressing in the THING-quarter, ...
why are personalized ads on a website indispensable?
There is no before advertising
Pretty sure we have ads from Mesopotamia
Advertising (4000 BCE)
https://en.m.wikipedia.org/wiki/History_of_advertising
Fact-checking is literally just a Google search away. Irony intended.
They aren't. This is exactly what I mean by modern advertising.
If ads were just contextual based on the content of the page, we wouldn't be having this conversation.
I'd still be blocking them, though.