 Development of the SM-65 Atlas and SM-68 Titan ICBMs was progressing, and "storable" liquids were being developed that would allow missiles to be left in a ready-to-shoot form for extended periods.Hall saw solid fuels not only as a way to improve launch times or safety, but part of a radical plan to greatly reduce the cost of ICBMs so that thousands could be built.He was aware that new computerized assembly lines would allow continual production, and that similar equipment would allow a small team to oversee operations for dozens or hundreds of missiles.