Periodic reminder that you can follow hashtags on #Mastodon (and presumably most other #Fediverse-related software). You can even add them to lists if you follow @tag-[desired hashtag]@relay.fedi.buzz .
I finally had to remove @npub1p90t...fhfk from my "Funny" list out of fear of everyone unfollowing me for boosting so many damned cat pics. And because it was crowding out everything else. Lol