Communities limited to local participation could still be perfectly visible to other instances. I don’t see many downsides.
The only question is, is there a point? Anyone can sign up and post, it’d just be a kind of rate-limiter for remote instances that don’t police their own sign-ups well
I evaluated both and decided pretty quickly that lemmy was the way to go.
I bounced off of the sign-up and initial subscription setup a few times, unfortunately it was during that business with beehaw and I still have ‘pending’ subscriptions that will never be allowed or recieved :P
All in all, the things that made me pick lemmy were:
Even I have to admit, most of my reasons were lucky, timely and niche.
Imagine having a chat account but you couldn’t send a message to a friend because Google decided they didn’t need third party interaction anymore
LOL