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interface modeling User Account Control Apple User Group Connection Acorn User Toolkits for user innovation Lazy user model Z User Group User activity monitoring User intent Attentive user interface Unique user User-subjective approach Atari ST User User–network interface User-Mode Driver Framework User-defined function Journal of Organizational and End User Computing User environment management Principles of user interface design Concurrent user Lead user Multi-user MIMO Windows USER Persona (user experience) Console user interface Web User Linux User and Developer History of the graphical user interfa