Last guidance I saw from the CDC was that people without obvious symptoms were likely to only be contact-infectious, as opposed to airborne-infectious (droplets

Last guidance I saw from the CDC was that people without obvious symptoms were likely to only be contact-infectious, as opposed to airborne-infectious (droplets) once symptomatic. If true, social distancing, hand hygiene, and not touching ones face would bring asymptomatic transmission down to almost zero.