 Pitts often played against Hugh Tuck, a student at California Polytechnic State University who was a friend from high school.During one "Spacewar" session that took place, depending on the source, between 1966 and 1969, Tuck remarked that a coin-operated version of the game would be very successful.Such a device was still unfeasible due to the cost of computers, and the pair did not pursue the project.