I thought about creating a site that's completely private and the only way to get an account is to post a token on a HN profile that has been active for over 36

I thought about creating a site that's completely private and the only way to get an account is to post a token on a HN profile that has been active for over 365 days. I'm not going to do it, but if anyone else feels like it, I think it could be a really useful, focused site!