Getting into a federated space brings a lot of questions for normal people. Why this instance? Why not this instance? Can I only join one? What if my friends join a different one? This one only has 100 people, is it weird if I join? This one has 1,000,000 million, isn't that basically Reddit/Twitter/whatever?

These are the sorts of questions that come to mind for normal people. By the time they've asked this pile of questions they've already decided it's not worth the hassle of finding the answers