[Khris]

The entire purpose of the site is to have an affair. If someone has an open relationship, why bother paying money to see other people in secret?

There isn't a legitimate reason beyond cheating on a likely faithful partner, to use sites like this.

They leaked it more likely because of the company saying that all the data was secure and whatnot, when they knew about the flaws, and ignored them.

They use the site to meet people.