An original version of Windows 7 in Certified Frustration-Free Packaging without unnecessary extras; what more could you want for the conversion of the old computer from XP to Windows 7? The installation was much easier (and faster) than expected. All steps are self-explanatory and almost by itself, so that you get along very well as a layman.
The Aero Peek effects then I can give you for a driver update for life. Here the integrated Windows 7 has done a good job troubleshooting. Analyzing errors and (almost) solved by itself .... running!