New NIP to allow users to post into Hashtags or Topics without polluting their main feed. Feedback is welcome. https://github.com/nostr-protocol/nips/pull/1180
Excellent idea
This nip should address it: nostr:nevent1qqsy0fqhpy7ypftk8a3p9cgpg8vka8hs3k9cahy88ey6xx5shh3qvhcpzpmhxue69uhkummnw3ezuamfdejsygzxpsj7dqha57pjk5k37gkn6g4nzakewtmqmnwryyhd3jfwlpgxtspsgqqqqqqsja95w6