Lemmings and Mastodons and ... magazine racks? Oh my.

So, this is a new something is it called an article or a thread? That seems to be in flux. Also much to my chagrin Kbin.social (The big Kbin instance), and Lemmy.ml (a fairly popular Lemmy instance) are being somewhat isolationist. I suspect and hope it's due to inter-compatibility concerns in the so called Fediverse. I and...