The article also fails to mention concerns about the accuracy of antibody tests, which is odd, given how much press I've seen on those problems in the past few

The article also fails to mention concerns about the accuracy of antibody tests, which is odd, given how much press I've seen on those problems in the past few days. The author covers the science beat for NPR, so it seems unlikely he wasn't aware of the recent antibody accuracy studies. NPR covered the story weeks ago (https://www.npr.org/sections/health-shots/2020/04/15/834497497/antibody-tests-for-coronavirus-can-miss-the-mark https://www.npr.org/sections/health-shots/2020/04/15/8344974...).