2009 – Microsoft released not only the Windows 7 Operating system, but also Server 2008 R2 (as mentioned on the Windows 7 team blog). Although there are many versions of Windows OS, Windows 7 stood for the 7th kernel update. It was release to Manufacturing (RTM) a few days prior – meaning the final code is sent out for people and companies to install on their desktops and notebooks. If you bought one as part of your Dell, HP, Acer or other computer, you would get an “OEM” version (Original Equipment Manufacturer), which could have add-ons that make the software...