I vibe-coded castr.me to turn every npub into an RSS feed. I didn't even look at the code so it's probably bad and half-finished but it works and it's already useful to me.
Make it pull the lud from kind 0 in the episode description. That way it is (for any npub really) zappable from any rss reader that is not too retarded to open the link as an email or at all 😏. Example podcastguru:
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