Three main points. First, the coronavirus is spreading exponentially, not linearly. Second, as a result of the exponential spread—in the absence of aggressive action—the US healthcare system will become overwhelmed and this will affect everyone, including young, healthy people. Third, the only way to stop really bad things from happening is to implement extreme social distancing measures immediately.

The two articles that woke me up: 

Coronavirus: Why You Must Act Now by Tomas Pueyo

The Sober Math Everyone Must Understand about the Pandemic by Jason Warner

 Other Sources:

Why Outbreaks Like Coronavirus Spread Exponentially, and How to Flatten the Curve

What We Can Learn From Singapore, Taiwan and Hong Kong About Handling Coronavirus