Here's an argument: Each social media site imposes its own filter bubble. If you combine together a bunch of social media sites for consumption, you hit more

Here's an argument: Each social media site imposes its own filter bubble. If you combine together a bunch of social media sites for consumption, you hit more different bubbles, and thus get more variety in the speach. Adding new sites with different rulesets then makes freer speach on the whole, even though each platform is not very free on its own