These numbers are not accurate and it's also not possible to get accurate reading on Nostr activity. You probably don't see any other language users like Japanese but there's a pretty big Japanese community.

Total pubkeys crossed 30 million recently. 20k Damus downloads in a day recently. Ok, not huge numbers relative to established walled gardens but who was using Bitcoin in 2011? Today, there are circular economies in every corner of the world.

Nostr doesn't need to "go mainstream" and probably won't unless people care about open protocols and not being the product for social media apps but this is how internet was supposed to be.

Shitcoiners came to Nostr, asked if there was going to be a token and promptly left when they found out there wasn't going to be one. Shitcoin VCs approached Will and asked him to create a token. Blame "I'm proud to set a precedent for premines" scammers for engendering this degeneracy.