User User (computing) User interface User identifier User profile End user User-centered design Power user User innovation Graphical user interface User-Agent header Linux user group User story 3D user interaction User experience User-generated content Multi-user software User interface design User experience design User agent Voice user interface Organic user interface User guide User advocacy User research Macintosh User Group User review Registered user Users' group End-user development 10-foot user interface Tangible user interface Roaming user profile User illusion Zooming user interface User-mode Linux Sinclair User Single-user mode User fee User requirements document Intelligent user interface The Micr…

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User intent User-Mode Driver Framework Lazy user model Object-oriented user interface User Account Control User-defined function Attentive user interface Z User Group User interface modeling Atari ST User Unique user User environment management User activity monitoring Persona (user experience) Console user interface Principles of user interface design History of the graphical user interface First-time user experience Windows USER Multi-user MIMO Linux User and Developer Lead user Natural-language user interface Multi-user dungeon Web User Concurrent user Average revenue per user Reference and User Services Quarterly MPEG user data End-user computing List of graphical user i