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ce Acorn User Apple User Group Connection Z User Group User-Mode Driver Framework Active users Unique user User–network interface User-subjective approach User interface modeling Atari ST User User-defined function Journal of Organizational and End User Computing Attentive user interface User activity monitoring Console user interface User environment management Principles of user interface design First-time user experience Lead user Web User Windows USER Multi-user MIMO Persona (user experience) Linux User and Developer Concurrent user Natural-language user interface History of the graphical user interface End-user computing Multi-user dungeon Browser user interface Vector-bas