There is one in my city. I have had the group open on my phone for 6 days now but haven't joined. Part of me wants to, but another part tells me that doing so wouldn't work out so well.
. . .
3) I don't think I have the ability to help anyone with much of anything.
. . .
Still I haven't closed the page yet because, despite all that I just wrote, I do want to make an effort to socialize. I suppose the point I'm making is the fact they may have something in common with me it's no less intimidating.
So option 3.............maybe.
Your self-awareness is wonderful! You can work on changing these things one at a time to become a better person for others, but most of all, for yourself.