Everything needs marketing for growth. Grassroots movements are a form of marketing too.

For growth. Why does Nostr NEED growth though? It's a nice commmunity here. It continues growing organically. Forcing growth feels dilutionary

Sustainability.

I hope that every decentralized tool gains widespread adoption. That’s because I believe the concept of decentralization is, in my view, the ultimate framework for how we can—and should—organize ourselves as a society in the future. I truly see it as a very broad and comprehensive solution to so many issues! And Nostr, among others, conveys this idea! The issue of relays and the associated costs needs to be resolved in a fair way.