3 ms·You invent VMS versioned files, and RCS. :)by actionfromafar 2y agoYou invent VMS versioned files, and RCS. :)gumby 2y agoBTW file versioning in the filesystem predated the development of VMS by about 15 years, RCS by about 20.amszmidt 2y ago(indirect reference ITS and TENEX ... :-))