InfoWorld's Windows expert walks you through what's new and different in the forthcoming Windows 8 Windows 8 is a major shift in the Windows operating system, even though under the hood (on Intel-based computers, anyhow) much of the familiar Windows 7 lives on. But the new Metro interface — and the ability for that part of Windows 8 to run on ARM-based mobile devices, as well as Intel-based PCs and devices — brings a whole new type of application environment as well as user experience to the Windows world. Let me walk you through the major changes in the video below. You might also want to explore Windows 8 through InfoWorld’s analyses of Windows 8: What IT should know about Windows 8 Windows 8 and Microsoft’s big gamble Developers see bright future in Windows 8 Why IT will hate Windows 8 The hidden hardware challenge for Windows 8 Watch out, Apple: Windows 8 could trump the iPad Windows 8: What it’s really all about This story, “The Windows 8 video tour,” was originally published at InfoWorld.com. Follow the latest developments in Microsoft Windows at InfoWorld.com. For the latest developments in business technology news, follow InfoWorld.com on Twitter. Software DevelopmentSmall and Medium Business