siliconbits writes "Some say that the Windows 3.0 GUI (remember, it needed MS-DOS or DR-DOS to work) was the single most important version, as it allowed Microsoft to get its day. The first truly successful Windows operating system is 20 years old today; Windows 3.0 was launched on 22 May 1990 and was the successor to Windows 2.1x."
DEAL: For $25 - Add A Second Phone Number To Your Smartphone for life! Use promo code SLASHDOT25. Also, Slashdot's Facebook page has a chat bot now. Message it for stories and more. Check out the new SourceForge HTML5 internet speed test! ×