Very often the folks on the forum come up with better jokes I ever could. The idea for Nickel's propulsion came from Comic 1298. Fenrir posted "How comes no one has come up with the obvious solution? Attach the nuclear jet packs to the waffle irons, then attach the waffle irons to the sled, best of both worlds." Then Star*fighter came up with the following drawing. No way I can top that. :) Star F1ghter has an art page at: Deviant Art.
In 1988, the first HelpMate robot goes to work at Danbury (Conn.) Hospital.