It's completely orthogonal. By all means fix the externalities of internal combustion engines. Intelligent people in NASA realized unmanned vehicles can condu

It's completely orthogonal. By all means fix the externalities of internal combustion engines. Intelligent people in NASA realized unmanned vehicles can conduct almost all important space research and business in the near future. There is no reason to jump the gun and do it with the lack of quality the software industry champions and is known for. If the mission of manned space flight is simply to inspire people, then it must be done without compromise. Engineering ethics 101.