The regulations around aircraft in the United States are very strict. That makes complete sense, given that accidents can cause material loss of life. But it often means that things take longer to get done in the United States than in other countries. That's not unusual, since that same thing holds true in the healthcare sector. And that's why the UAE is likely to be the first place where Joby Aviation (JOBY +0.00%) and Archer Aviation (ACHR +0.92%) operate their air taxi services. And it could happen as ea ...