One is good (gas prices), but I'm skeptical that the other is even a black swan. Global pandemics have happened before (Spanish Flu), and airplanes have been gr

One is good (gas prices), but I'm skeptical that the other is even a black swan. Global pandemics have happened before (Spanish Flu), and airplanes have been grounded for a week in recent history followed by weak demand (9/11), but last I checked, planes have still been flying.