As announced earlier, Microsoft will release the most awaited Operating System Windows 8’s Consumer Preview at Barcelona later today. Microsoft Windows Division President Steven Sinofsky will take stage to demo the latest build of Windows 8. Windows 8 Consumer Preview will be a free download and almost all Windows 7 PCs, Laptops, Tablets will be compatible with Windows 8. Windows 8 Consumer Preview will be available in both x86 & x64 flavors but as a single SKU will all the features. Along with Windows 8, Windows Store will also launch tomorrow allowing users to download their apps on their Metro Style desktop.