This is true only if people migrate from Google, Facebook, Twitter, and so forth, to the alternatives that do not block content at odds with official explanations.

Unfortunately, people tend to be stuck in their ways. They are accustomed to Google, Facebook, and Twitter, don't know of the alternatives, and if they did, are disinclined to spend their time to set up differently.

Liberal America created a society that is heavily into denunciation, a primary function of social media.  Even icons of the left are denounced when they fall behind the pace of hatred set by Identity Politics. See: https://www.rt.com/news/453482-liberal-icons-dared-express-opinion/ 

As for free speech, Western society has reached the point where anyone who expresses an opinion finds themselves grovelling in apologies.  Debate is nonexistent. A person's opinions are fashioned for the person, who still has to be careful to express the current opinion of the moment, and not yesterday's version or the one an hour ago.