Airflow matters a *lot* for virus transmission. Eating in indoor restaurants is quite risky. So are events where people are talking loudly or breathing hard. Movie theaters seem to be pretty safe.
Zeynep Tufekci is a very thoughtful person and this is a look at some meticulous research. This entry was posted at https://nancylebov.dreamwidth.org/1110073.html. Comments are welcome here or there. comments so far on that entry.