the explicit nature of future improved systems would be highly affected by (expected) changes in our technology or in our understanding of the human being

evaluating the possible relevance of work and knowledge from existing fields and for assimilating whatever is relevant

giving the human the minute-by-minute services of a digital computer equipped with computer-driven cathode-ray-tube display, and (2) developing the new methods of thinking and working that allow the human to capitalize upon the computer's help.

that any one such improvement can be expected to trigger a chain of coordinating improvements