Earlier quoted context omitted.
The supposed "social media bubble" is a silly myth. The exact opposite is the case: On even the most algorithmically filtered social media platform, you cannot avoid encountering opinions and viewpoints that are dramatically different from what you find in your real-life circles. The real bubbles are your family, your workplace, and your friends. Most of them are the same nationality, roughly the same social class, a…
We all live in bubbles. But, for some reasons, people think that some places are "bubble free". They see right-wing fascists all the time on the television and think it is normal. They see a few moderate leftists on the fediverse and "the fediverse is a bubble, a niche".
This does feel a little like a bubbley description of things.