Frequent flyers quickly became frequent hand washing machines. And despite everything, some are still cleaning their tray tables and still flying.
International travel bans are in effect and warnings against non-essential travel are in place. Companies have issued edicts to scrape travel and cancellations of almost all events and meetings have left few trips in progress. Airlines are grounding 75% of long-haul international flights; some US carriers are withdrawing 20%, even 50% of their domestic flights.