Also, things like visual arts and music can be watered down by devaluating the real stuff and equaling it with AI generated stuff.
Arguably, we used to be better at making physical stuff, we used to make beautiful amps, synths and drum machines, which to this day are highly valued only has software equivalents today.
If they did quality work then your blocker wouldn't stand a chance and we'd all be flooded with BS ads all the time and barely able to read/view the actual site?
Many firms are unable to accurately measure the quality of research work and so they will be duped by the alternative marketing. The market can correct for this on a long enough time horizon if a competitor takes the opposite bet on whether this job is automate-able that way, but in the meantime you are probably out of a job and your equity goes down.
If anyone actually talked to users and did what they wanted, then software wouldn't suck.
Unfortunately, that's not how most people make decisions on what to purchase. It's all about bean counting; what is cheap, vs what is expensive. Don't believe me? Why is Trump currently putting tariffs on foreign countries? Because it is cheaper to manufacture there, are their products better than American ones? No, but they're cheap.