{"type":"rich","version":"1.0","title":"halokat wrote","author_name":"halokat (npub1r0…sq9ac)","author_url":"https://yabu.me/npub1r0rs5q2gk0e3dk3nlc7gnu378ec6cnlenqp8a3cjhyzu6f8k5sgs4sq9ac","provider_name":"njump","provider_url":"https://yabu.me","html":"Nostr would be in a better place if we could follow topics. \n\nBut it seems topics require algorithms or centralization (indexing of all notes at all times and categorizing them) - which also sounds expensive. \n\nWho is going to figure out how to discover topics on nostr?"}