Adblocking is the only meaningful objection that the consuming public can raise to the inefficient and wasteful adtech situation. Depending on how you feel about your obligations with regards to civil society, you might view it as a moral imperative.
What you declare to be meaningful isn't really the issue. It's how the thing you're getting chooses to pay for itself.
To some extent it does serve a useful purpose in that it makes it clear that it is in fact the ads that are the main event on these platforms, and that the "content" is merely a palatable delivery mechanism for adverts... which is a pretty depressing realisation.
I made you some content
Daddy made you your favorite
Open wide
Here comes the content
It's a beautiful day
To stay inside
People hawking products on Instagram, TikTok, or wherever fall into the same category. The reality is that the whole influencer industry is pretty much just hawking products and services to people.