Completely putting faith in a benevolent community on the transition of our native money from a store of value over to a medium of exchange would be incredibly naive. 

Grants offer a different model, which decrease uncertainty around the ebbs and flows of user adoption you and I both know is bound to happen in Bitcoin and Nostr. 

If your problem is with the fact that some have, and some do not have grants - then that's an idea that needs more reflection.