This shows the location data of phones that were on a Florida beach during Spring Break. It then shows where those phones traveled.— Mikael Thalen (@MikaelThalen) March 26, 2020
First thing you should note is the importance of social distancing. The second is how much data your phone gives off. pic.twitter.com/iokUX3qjeB
The company that posted the information, Tectonix GEO, seems to think this demonstration was a good thing. But it shows just how much information can be gleaned from our phones. It also points out just how dangerously irresponsible it was to keep the beaches open for Spring Break.