Very recently I posted a Facebook redesign concept which garnered a lot of attention. With the amount of "likes" the concept received it seemed people loved it.
Though with the recent release of Windows 8 and it being the next major desktop OS by Microsoft for the next few years, designers and developers are scrambling to make apps for the OS. Shalva Bukia has come up with his own rendition of Facebook designed specifically for Windows 8 tablets. Taking design concepts from the Windows Phone OS, particularly the sliding to the right or left to discover more content, Shalva has come up with a very capable concept for a Windows 8 app for Facebook.