How do masks change human behavior? An Italian scientist who has studied cow sociability decided to find out
To measure how people respond to masks, an Italian researcher created the world’s first “social distancing belt:” a $30 contraption that looked like a grey handbag but measured the proximity of oncoming objects, or, in this case, people.
https://wapo.st/2Ui4fKq
https://wapo.st/2Ui4fKq