Emissary, an activitypub framework from @benBen Pate, adds a commerce kit to accept payments for "exclusive files", be it art, music, private feeds, etc.
@newsmastNewsmast Foundation demonstrated their Channels platform, which allows a user or group of individuals to curate content to create feeds based on human curation, hashtags, etc. This is opening up to a wider public beta soon.
If you have a fediverse account, you can quote this note from your own instance. Search https://mastodon.social/users/box464/statuses/114636602849968165 on your instance and quote it. (Note that quoting is not supported in Mastodon.)