By Mike McGann, Editor, The Times @mikemcgannpa Scanning the QR code on this fast COVID antigen test, via an app, allows rapid data collection and the ability to forecast outbreaks. While virtually every adult (and most kids over age 12) will likely have gotten the COVID-19 vaccine if they (or their parents) want it, it seems increasingly likely that for kids 11 and under, vaccines will be few and...