The nip-29 stuff? I never supported it because I don't know where those threads should go, since I don't support nip 29 yet. I am not sure if Amethyst should just get them from nip 29 relays and scatter them everywhere via outbox or broadcasting relays.
Discussion
Nah, NIP-7D. I sort of stumbled over it, looking for a different NIP and it solved by need for a public discussion thread that doesn't end up in the Kind 01 feed.