I listened to the below podcast for the NixOS content, but near the end, the host explained how their funding model works and how the podcasting industry is changing:
A quote from the show:
The way you send in a boost is go to thenewpodcastsapp.com, get an app that supports boost like fountain, charge up that lightning wallet, and send one in.
Still need to decode all this … odd I’ve not found a web page that describes this process …