Checkout Remarkbox, I generate them a random display name when they sign up and then allow them to change their display name later. Regardless of the type of a

Checkout Remarkbox, I generate them a random display name when they sign up and then allow them to change their display name later. Regardless of the type of application, why would you not want a user to be able to change their display name? If I was able to change my display name on hacker news, I think I would.