If you want that BIP, go for this notion.. Can be build on Nostr & can be use as a 'patch' to operate on Bitcoin protocol…

https://arxiv.org/pdf/2104.05185.pdf nostr:note172lqze27kglf7yt6nv99k5vupzpdsk049jp8n82zjy8psqwfr3hqw75zz7