I hope you've been finding your way around mastodon in particular and the fediverse in general. It can be difficult at first to find things you're interested in. Writing an #introductions post helps people find you. Otherwise hashtags in general are a really good way to find the things you're interested in. #ff follow friday is one where every friday people recommend each other people to follow..
Welcome to post.lurk.org, an instance for discussions around cultural freedom, experimental, new media art, net and computational culture, and things like that.
This is part of a family of services that include mailing lists, group chat, and XMPP.