Pres says its safe to fly because of airline precautions. Coronavirus Coordinator Dr Debbie Birx (on right), says she's reassured by 3 levels of cleaning used by airlines. Repeated advice about washing hands and not touching face. "I haven't touched by face in weeks," said Trump.
Advice for folks who do too much math and too little physics:
Don’t try to be too clever.
Cleverness often comes with complexity and increased execution risk.
Oftentimes the less optimal yet simpler solutions are the best ones in a paradigm of finite time and resources.