Windows 8.1 is the latest and greatest version of Microsoft’s cornerstone product. It’s notable for refining and building upon the ideas introduced in Windows 8. We’re also really excited because of the optimizations made in Windows 8.1 for tablet devices in the 7 to 8-inch range. Tablets like the Acer W3/W4 or Dell Venue 8 Pro. We’ve played with most of them, but we’re curious which one you own or plan to own.