Isn't it more in the real world people don't interact with close to the number of people they do on the internet, and they never encounter or avoid a lot of people which acts like a real world filter or blocklist?
Internet is like walking in a store and then being flooded with hearing the thoughts of everyone in the store like you're experiencing a telepathic attack.
Whatever the social media ability to "create" your own algorithm is important. One way being a subscription and sticking to it.
Second being keyword filtering. I use Connect for Android which let's me filter out posts and communities containing keywords.
Same thing I do on reddit with reddit enhancement suite.
It's just the nature social media where anone can sign up.