Windows: 20 years old !!

Believe it or not, it's exactly 20 years since Microsoft released Windows 1.0

It looked like this:

Microsoft Windows 1.0 was introduced in November 1985 and was initially sold for $100.
Microsoft Windows 2.0 was released December 9, 1987 and was initially sold for $100 as well.

Microsoft Windows 3.0 was released May, 22 1990 and was priced at $149.95 for the full version and at $79.95 for the upgrade version.

Microsoft Windows 3.1 was released April, 1992.

Microsoft Windows for Workgroups 3.1 was released October, 1992.

Microsoft Windows NT 3.1 was released August, 1993.
Microsoft Windows for Workgroups 3.11 was released February, 1994.

Microsoft Windows NT 3.5 was released September, 1994.
Microsoft Windows 95 was released August, 1995. Microsoft Windows NT 4.0 was released August, 1996.

Microsoft Windows 98 was released June, 1998.
Microsoft Windows 98 SE (Second Edition) was released May 5, 1999.

Microsoft Windows 2000 was released February 2000.

Microsoft Windows ME (Millennium) released June 19, 2000.

Microsoft Windows XP was released October 25, 2001.

Microsoft Windows Server 2003 was released March 28, 2003.

Microsoft Windows Vista release is expected on July 23, 2006.