I recently launched a Reddit clone and I'd say about 10% of sign-ups are from troublemakers. However, I haven't told many people about the site, it's text only,

I recently launched a Reddit clone and I'd say about 10% of sign-ups are from troublemakers. However, I haven't told many people about the site, it's text only, and it uses an uncommon moderation system (whitelists). Here is the project if you are curious: https://www.peachesnstink.com https://www.peachesnstink.com