Earlier quoted context omitted.
Just say Download Ubuntu and sign up at Mastodon.world. If they push back that's not a problem. If they're actually noob, they got the info they wanted out of you, which was where to start.
Why would people push back at that? I'd personally say "use mastodon.social", but your advise is just as good. Simply because it is a solid advise, offers a single option and points people at where to start . Ubuntu is good to start ¹, and if people say "but it's bad at thingy foo" or "it has default bazoombas! default! on!": no-one said it's where you must now commit yourself to forever. Distro's aren't religions (a…
Because they already have an opinion on which Linux or Fediverse thing to use.
Pay it no mind. People are allowed to be wishy-washy with their opinions. Maybe its just a conversation starter, or maybe they enjoy debate / feeling things out through words and discussion.