The Xbox One controller has worked with PCs for awhile now, with one caveat: Even though it’s a wireless controller, PC compatibility requires that it be connected to your box with a micro-USB cable. You’ll soon be able to cast that cable aside, however, as Microsoft announced today that the Xbox Wireless Adapter for Windows will be released this fall. But there’s a catch to that, too.The Xbox Wireless Adapter for Windows will enable users to “enjoy the freedom and convenience of the wireless controller on Windows 10 PCs, laptops, and tablets,” according to the full announcement. And therein lies the rub: Microsoft confirmed with Polygon that the bit about Windows 10 isn’t just marketing, it’s mandatory. The device will not run on previous versions of Windows.The upside is that Windows 10 will be offered as a free upgrade to anyone currently running Windows 7 or 8. The downside, obviously, is that if you’re not in the mood to change OSes, you’re out of luck; and the infuriating side is that I currently use a PlayStation 4 controller with my PC very successfully, and in fact we recently declared the DualShock 4 the best controller for PC gaming currently on…