[ryanm101]

Clearly the poster has never encountered cvs or cvs-next.

And clear OP hasn't heard of vss..

[JodieBenitez]

Where I worked, before SVN we didn't even used any VCS system. Most of us were not even familiar with the concept.

[forrestthewoods]

I have worked with all those and more.

[fragmede]

RCS, anyone?