The Mother of All Demos A Lecture by Douglas Engelbart en.wikipedia.org A name retroactively applied to a landmark computer demonstration, presented by Douglas Engelbart on December 9, 1968. The 90-minute presentation essentially demonstrated almost all the fundamental elements of modern personal computing: windows, hypertext, graphics, efficient navigation and command input, video conferencing, the computer mouse, word processing, dynamic file linking, revision control, and a collaborative real-time editor Menus, Metaphors and Materials: Milestones of User Interface Design interfacestechnology
The innocence of the eye The perception of solid form is entirely a matter of experience. We see nothing but flat colors; and it is only by a series of experiments that we find out that a stain of black or grey indicates the dark side of a solid substance... The whole technical power of painting depends on our recovery of what may be called the innocence of the eye; that is to say, of a sort of childish perception of these flat stains of color, merely as such, without consciousness of what they signify, as a blind man would see them if suddenly gifted with sight. The skill of perceptionthe innocent i iseeingperception