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"Version control is a 20 year old, well-understood concept."

Closer to a 40 year old concept:

http://code.google.com/p/pysync/wiki/VCSHistory

The first, at least according to that article, being SCCS in 1972:

http://en.wikipedia.org/wiki/Source_Code_Control_System

Blog post author here. Yeah, I figured it has been around a lot longer than 20 years but I thought the 20 year thing would get the point across.

I was nitpicking, but it got me wondering about the history of revision control systems as I was pretty sure I had used RCS in the 1980s and I had to check to see if my memory was playing up. :-)

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