Related, if we take the numbers out of China at face value: A tiny tiny fraction of the population has been infected (acquired immunity). So what now? Lock everything down until a vaccine is discovered?
Basically, masks in public, no-contact thermometers everywhere, and QR codes that you scan to enter a subway or a building. There's more, but that's the core.
If you have a fever, then they send you to a specialized fever clinic: https://mobile.twitter.com/MikeIsaac/status/1238604080571772...
There, they determine if you've been infected. If you have been, they send you to a group isolation ward, where you spend a few weeks chilling out and doing group dance exercises. If can't stand up and dance, you get treatment.
It's clearly a society at war, and I'm sure some ugly details are hidden. But it looks better than hiding indoors while our medical system burns and our elderly relatives die (and at least some of us younger folk wind up with scarred lungs).