nice and humorous history presented by j.c.r. licklider in the 1980s at an acm conference at xerox park. Some Reflections on Early History by J.C.R. Licklider

34" about software: should be open and react to the user's needs. the valuable things of programmes is a very bad thing for users. it is never write it first, ... never improve it all.

time sharing should have been called time & memory sharing, and it was called memory sharing at the time, says licklider in the q&a section, which focuses on arpa's history.