I know this isn't a feature-request but I'm going to have to status-declined this discussion before it gets too far along.
The community user is identical on all sites for several reasons. First, it's the bot taking community actions so the name "community" fits perfectly. Second, we like consistency and renaming it to something specific on Blender would ...
There are 490 moderator across all the SE sites. (so you are bound to see a diamond or two.)
Yet only the three BSE mods (gandalf3, iKlsR, and me) and SE employees will have diamonds attached to our name on this site.
The three users you linked to are employees of SE (and have mod+ abilities on every site.)
Oded is a dev at SE.
Robert Cartaino is a ...
Ok, I think I see what happened.
You already had an SE account:
However, today you came to blender stack exchange, and without logging in you asked a question (that is one of the ways an unregistered account gets created.) thus creating:
Now (I ...