It should show up if you type it into your search bar like this !map_enthusiasts@sopuli.xyz
If that doesn’t work try copypasting lemmy.one/c/map_enthusiasts@sopuli.xyz in your adress bar. That’s how I subscribe to global communities from my own instance since the search can be slow at times.
Agreed. I always felt like I had to add five different disclaimers to my comments to avoid bad faith arguments and angry responses. Wasn’t a fun experience at all and often lead to me just deleting comments.