19. A computer-implemented method of establishing an interaction language for a user interface of a display, comprising: providing, on the user interface, non-language elements prompting the user to provide a first response; determining a language for the user based on the first response provided by the user; prompting, in the determined language, the user to provide a second response; determining a sub-language of the determined language based on the second response provided by the user.
19. A computer-implemented method of establishing an interaction language for a user interface of a display, comprising: providing, on the user interface, non-language elements prompting the user to provide a first response; determining a language for the user based on the first response provided by the user; prompting, in the determined language, the user to provide a second response; determining a sub-language of the determined language based on the second response provided by the user. 20. The method of claim 19 , wherein the prompting the user to provide the second response includes providing an audible instruction in the determined language.