Windows 7 - Detailed Review by Computerworld
Computerworld recommends Windows 7 was a worthwhile upgrade as noted below:
Review: Windows 7 RTM -- a closer look
http://www.computerworld.com/s/article/9136500/Review_Windows_7_RTM_a_closer_look
QUOTE: Windows 7 is a solid, well-performing operating system, free of many of the glitches that bedeviled the launch of Windows Vista. Speed improvements, interface enhancements and easier ways to manage your documents make this a new operating system in its own right, and one that's well worth the upgrade.