nostr:nprofile1qqsq36k72r04rkj2gt6acpz7xkehrypwqmt2spfpt0kr6ukudp7vkpqpzamhxue69uhhyetvv9ujuurjd9kkzmpwdejhgtcpzpmhxue69uhkummnw3ezumt0d5hsz9thwden5te0wfjkccte9ejxzmt4wvhxjme0v2l6t9 nostr:nprofile1qqsrx4k7vxeev3unrn5ty9qt9w4cxlsgzrqw752mh6fduqjgqs9chhgppemhxue69uhkummn9ekx7mp0qy2hwumn8ghj7un9d3shjtnyv9kh2uewd9hj7qg6waehxw309aex2mrp0yh8x6rfw3nx7unrv5hx7mn99uslkdah When you implement NIP-54, much as you can already make websites displaying only notes/posts with specific hashtags, maybe you could enable us making wikis only showing articles from specific categories ("c" tag). 

 Sounds good, internally the engine already allows to filter by any nostr tag, it's just not exposed in UI yet.