Super Cities №228—The Economics of American Mobility At $2.72 per gallon, the 2018 average, Americans spent $386,240,000,000 on gasoline in a single year. by Brendan Hart — 2 years ago Mobility Cities
Super Cities №44 — Elon Musk, Spy Satellites, and Chinese Markets If SpaceX Musk is willing to collaborate closely with American spy agencies, is Tesla Musk ready to cooperate with those same agencies? by Brendan Hart — 3 years ago China Intelligence Mobility Space