615 Supersonic Commercial Aircraft

Boom Supersonic and Virgin Galactic supersonic commercial aircraft eye Rolls-Royce engine technology, China’s AG600 large seaplane, United’s ERJ-145 regional jets to CommutAir, pilot re-examinations, Boeing’s quarterly loss and good 737 MAX news, airline passengers and booze, the growing stockpile of airline nuts, and Allegiant Air’s clever “work from Vegas” packages.