The fediverse.info site is so lovely, and it has an excellent video on the front page that explains federation.
I downloaded and posted the video on MuskSite but it didn't have subtitles, so I made some and added them.
If you're over there and want to share this video:
It's really brilliant that this video talks about federation in terms of mobile phone providers. I always use email domains but I think people might understand phone providers better.
Like: If you have T-Mobile and want to call someone on Sprint do you have to change to Sprint or can you just call them? Choosing a Mastodon instance, or other fediverse servers, is the same...
A newer server operated by the Mastodon gGmbH non-profit