The echo chamber is real indeed.
My best guess for how to expand the user base, is to build a product that appeals to another group. That’s precisely what I’m aiming at with nostr:nprofile1qqs2rx4daefmcuwjttl0xegx0guh3tps64fq6dhv3nr56aagw2hhxkgpz4mhxue69uhk2er9dchxummnw3ezumrpdejqz9thwden5te0wahhgtnnd9sk6um5wghxxmmdtsrqxv
You’ll see what I mean soon enough :)