"NeXTSTEP Release 3 Demo" movie when young Jobs are out

By the way NEXTSTEP in this OS in 1989, the prototype of most functions implemented in Mac OS X is included.

It's much younger than Jobs, a different hairstyle ... ....

NeXTSTEP Release 3 Demo - YouTube


NEXTSTEP - Wikipedia
http://ja.wikipedia.org/wiki/NEXTSTEP

It would be quite amazing to have realized such things in times when graphical expression was not yet common. It's about times when Jobs still has hair ... ....