Sources: CNBeta, NeoWin
quote: If you still haven't experienced the defining UI experience that is Windows 7, now is the time to try it out yourself. Windows 7 is frequently touted by users as the smoothest, most user-friendly Windows operating system thus far. Experience timeless Windows standards like the all-encompassing Window's Search, Taskbar, full 64-bit support and now with enhanced responsiveness, less drag on memory, faster sleeps and resumes, as well as a much wider range of customization options to make YOUR Windows look and feel uniquely your own.
quote: Windows 7 - Definitively User-Intuitive