Want a crash course in epidemiology and what's known about COVID-19? Want to be part of the solution to the spread of the disease? Is "free" cheap
Take this course to be a Contact Tracer: https://hub.jhu.edu/2020/05/11/free-...johns-hopkins/
Click on "Coursera class" in the first sentence of the description.
It's open on line to anyone in the world.
An old saying from my generation: "If you're not part of the solution - you're part of the problem."