You would also be combating against ad and social media companies with extremely deep pockets. You have to keep in mind that algorithmic sorting also would impact search engines like Google and a ton of shopping websites.
I personally think the way this has to be done is something more fundamental and "grassroots-like". Similar to how a significant chunk of the internet are against "AI content" I think that same group of people need to be shown that this algorithmic recommendation brainrot is impacting society considerably.
edit: To take this point further, as an American, I have been wondering why people would disagree on basic principals or what feels like facts. The problem is that their online experience is completely different than mine. No two people share an exact same home page for any service. How are you supposed to get on the same page as someone when they live in a practically different world than you?