And you can have an identity, you don't like it, because it's subverted in some way, or it's insecure, or it's inappropriate, you just delete it and get another one.
계정을 하나 만들었다가, 이상하거나 불안전하다거나 부적절하다는 이유로 싫증이 나게 되면, 그냥 지우고 또 만들면 되니까요.