"user" has a few meanings in TiddlyWeb:

• There is the User object in the TiddlyWeb data model which may be used in challengers and credentials extractors to store and query password and role information.
  
• There is the current user, as indicated by tiddlyweb.usersign in the environment, which is used in authorization.
  
• There are the "users", the people who use TiddlyWeb, i.e. you.