Yes another shot-in-the-dark speculation about why Mastodon feels so splainy and unwelcoming to newcomers:
Is it the federated timeline?
You show up. You have few followers. You post. Who’s going to read your post? Whoever’s reading the federated timeline. Is that a selective sampling of users? Certainly. Does it disproportionately favor the self-appointed Mastodon Homeowner’s Association Police? Quite possibly!