A decade ago, Microsoft marked a watershed moment in personal computing history by unveiling Windows 10 to the world. On July 29, 2015, after months of anticipation and a year-long Technical Preview program, Windows 10 arrived as a free upgrade for users of Windows 7 and Windows 8/8.1, promising a unified and modern operating system for desktops, laptops, tablets, and beyond. Now, ten years later, Windows 10's legacy stands as one of both innovation and challenge, having weathered...