It proved a valuable research tool for work on computer aided design, both for mechanical components and for his own work on electronic circuits. The Rainbow integrated CAD system combined electronic design, computer graphics, data structures and the control of change in large bodies of data.
It played a significant role in research related to computer-assisted design, particularly for mechanical parts and his own investigations into electronic circuits. The Rainbow's integrated CAD system combined elements such as electronic design, computer graphics, data structures, and change management in large datasets.