This isn't so much a hostage situation as an undiagnosed case of Stockholm syndrome. The irony to me is that these same people often decry the "filter bubble," but by their writing, it seems to me that they really do _enjoy_ living in one.
When it comes to our digital lives it really is no different. If we couldn't filter out salespeople and propagandists would fill every moment of our existence with their slurm making this medium useless.
Real life is hard: We are imperfect people, They are imperfect people.
How are you supposed to feed the anger center of your brain if you occasionally have to see the objects of your hatred acting all kind and neighborly around your community? It's much easier to avoid Them and only interact with those who have the internet points to prove that they are ideologically pure.