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for user innovation Lazy user model Z User Group User activity monitoring User intent User-subjective approach Attentive user interface Unique user Atari ST User User–network interface User-defined function User-Mode Driver Framework Journal of Organizational and End User Computing User environment management Principles of user interface design Multi-user MIMO Concurrent user Lead user Windows USER Persona (user experience) Console user interface Web User Natural-language user interface Linux User and Developer History of the graphical user interface First-time user experience Multi-user dungeon End-user computing MPEG user data Average revenue per user Browser user interface Vector-based graphical user interface Question