Even after keeping all inside details under tight lid still most details gets leaked out on internet. In past we have seen how windows 7 builds were leaked on internet followed by Office 2010 Build and screenshots. There are also several confirmations that Redmond working on Windows 7 Service Pack 1.
The strong proof of Windows 7 Service Pack 1 is recently leaked screenshots, There were several rumors on Microsoft working on Windows 8 but no one is sure whether this is true or not. Certainly there is something cooking after Windows 7 RTM and Wzor has screenshots to backup this.
Wzor has posted first screenshots of post Windows 7 RTM build 7700.0.100122-1900, though there are no visible changes but it represents the proof that there is life after Windows 7.
Windows 7 Post RTM Build Details
SIZE: 3,231,166,464 byte
Windows 7 RTM Build 7700.0.100122-1900 Screenshots
We are not sure that this makes any sense that Microsoft working on Windows 8, but one thing is sure something still cooking at Microsoft lab, What is it? That time will only tell.