System 6 was the name of a version of Mac OS that was used in the late 1980s, prior to the introduction of System 7.
System 6 was the first Macintosh system to have cooperative multitasking and is widely viewed as the best Mac System for the older, non-PowerPC machines.
January 24, 2014 12:17 PM PST
Photo by: Apple/Wikia user InterstateBot
| Caption by: James Martin
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