Just a suggestion: Make signing up and signing in easier. Just have a username/password, don't ask for email and don't make the user repeat. If they make a typo

Just a suggestion: Make signing up and signing in easier. Just have a username/password, don't ask for email and don't make the user repeat. If they make a typo when registering, they can make a new account. Your site is very niche, meaning that fewer visitors will agree to invest time into registering to upvote / submit.