Isshen Solutions Blog:

Apparently, either Rails or Rspec assume that your users have substance abuse issue. (while trying to generate a spec for an existing model)

~/project/path > script/generate rspec_model User

 The name 'User' is either already used in your application or reserved by Ruby on Rails.
 Please choose an alternative and run this generator again.

 Suggestions:  

exploiter
drug user
substance abuser

win.