During the development of Windows 8, each build contained a cryptographic-looking wallpaper that many assumed was a security feature; the truth is much less exciting.
Recent Windows 8 Stories
I was indirectly responsible for a key member of the Windows 8 user experience team getting a job at Microsoft years earlier. Yep. Windows 8 was my fault.
If you're still running the original version of Windows 8---that is, Windows 8.0, not 8.1---it's time to upgrade to at least Windows 8.1: Support for this version of the OS is expiring on Tuesday.