The release this week of Windows 8.1 is a mea culpa of sorts for Microsoft. The version formerly code-named Windows Blue addresses many of the complaints lodged by those who tested it, including the CRN Test Center. And after spending a good deal of time with Windows 8.1 over the last 24 hours, our disdain for it has abated. New customization capabilities enable it to behave in ways that best suit not only user preferences and habits but also the input devices they choose. In other words, Windows 8.1 is actually pretty good, and here are eight reasons why.