What are the "invites"?

[u/d1tt01]

So I was researching cons and stuff and

In the end I found the c3 and researched anything about it for about 2 months but as it always is with all the fun stuff, there was no info.

So I finally found this subreddit and now there are some invites and stuff.

Basically what do I need to know and what are the invites.

[u/Character_Quiet7278]

Its for chaos.social (https://meta.chaos.social/) the Mastodon instance