No matter Bill says how friendly M$ Windows is. It is eating more and more my free disk space. Toady I figured out some tips for releasing disk space. In Windows file explore, you can not see the folder size without checking on property. So you may need a tool, something like FolderSizes. FolderSize helps me to know more about my heard diver. It shows me there is a folder ‘System Volume information", this folder is 6.20GB big. What the hell is that??? I can not even see it in file…