the content on podcast apps is fetched from RSS feeds. Gigi vibe coded an app that automatically turns people’s nostr profiles into an RSS feed so that you can see vlogs and such from nostr that looks something similar to spotify if you import it into a podcast app that supports this type of thing, and all HODL needed to do was post on nostr, he didnt have to post this to any specific podcast app, but now theoretically it could be seen as a feed on all the podcast apps