What put it into perspective for me is the CDC estimate of up to 25% cases being entirely asymptomatic [1], and data from Iceland shows 50% of those tested were asymptomatic at time of testing [2].

It will be hard to trace and isolate if this is the case.

[1] https://sfist.com/2020/04/01/cdc-director-coronavirus-25-per... [2] https://nationalpost.com/news/world/in-iceland-free-coronavi...