A better way to visualize the spread of coronavirus in different countries?

Joel Elvery write:

Long-time listener, first-time caller. I’m an economist at the Federal Reserve Bank of Cleveland.

I think I have stumbled on to a very effective way to visualize and compare the trajectories of COVID-19 epidemics. This short post describes the approach and what we learn from it, but the graph above is enough to give you the gist.

I’m trying to get the word out to other people who are graphing COVID-19 data in case they also find this approach useful.

My only contribution he was to suggest he label the lines directly. Below is the first version he sent: