 Pitts later explained that he and Tuck had been focused on the engineering and technical challenges of producing a faithful coin-operated "Spacewar" game and paid little attention to the business side of the project; he felt that "Computer Space" had been more commercially successful because Bushnell had focused more on the business side of his idea than the technical.The second "Galaxy Game" prototype remained on display in the Tresidder building until May 1979, when it was removed due to the display processor becoming unreliable.Throughout its time on display, it remained popular, with "ten to twenty people gathered around the machines most Friday and Saturday nights when school was in session."