I was first introduced to Mastodon by @adam from his No Agenda podcast.
Adam is working on Podcasting 2.0 which integrates bitcoin lightning network to help podcasters monetize their shows whilst being free from advertiser influence.
Make sure to give him a follow and check out Podcasting 2.0 if you're keen for more info or to help build the platform:
Hit podcastindex to find documentation and more info: https://podcastindex.org/
Pete had a chat with Adam about 2.0:
Bitcoin Maston Instance