not much. i think its growing at a good speed and development. to much to fast might have negative consequences

Better interoperability. Easy self-hosting of media. Finalizing and slowing the push for more nips.

Video scrolling

Nostr has soooo many tools but no Video only feed and thats what not bring more ppl

XMR integration

A privacy and anonymity first marketplace supporting Monero.

Not the protocol itself, but the clients:

An Android client with share menu support. E.g. In a gallery app, share a pic to Amethyst