So there’s Steve still pondering “the system” several years later. He hasn’t moved very much! No wonder Capt. Nat was such a genius. (You'll note that NONE of the rest of the team are helping out.) The Lone Ranger is still hard at work.
Meanwhile the rest of the crew pondered what to do. And into the vacuum again ventured curiosity and serendipity.
The team said “We now need a vehicle to exhibit the steam system; we need to build steam launch!”