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# I thought it was MS who nicked windows of Xerox?
(, Wed 5 Oct 2011, 15:34, archived)
# No, they nicked/bought DOS
off someone else, renamed it MS Dos and sold it to IBM as the operating system for the PC.
(, Wed 5 Oct 2011, 15:42, archived)
# It was originally QDOS (Quick and Dirty Operating System)
(, Wed 5 Oct 2011, 15:50, archived)