I disagree. unless there are extenuating circumstances such as accidentally exposing personal data or data of a sensitive nature, I think that randomizing the u

I disagree. unless there are extenuating circumstances such as accidentally exposing personal data or data of a sensitive nature, I think that randomizing the username is sufficient. It is unfair to the users of the site to allow people to delete comments at whim as it creates discontinuity in the structure of conversations. Take the time to think before you speak.