Places I'm active in:

>doujin music sharing discord
>4-ch.net,
>Post Office
>Unholy Citadel of 6ch
>Bus Stop
>SAOVQ
>very rarely chakai.org but that seems too circle-jerky to check often.
>4chan's /v/

I had a lot to write about each but it very quickly turned into boring-to-read rambling so I just deleted it all lol