Stratolaunch Systems of billionaire Paul Allen is now building aircraft to give some convenience in deploying satellites into space.
Yachts can give the super-wealthy the privacy they cannot find in large commercial ships.
Paul Allen, Microsoft co-founder, is venturing into shipwrecks and sea excavation.
Allen, a two-time cancer survivor, has already achieved several bioscience breakthroughs for brain and cell science through his nonprofit research group.