From surveillance measures taken by governments and institutions around the world in response to the novel coronavirus pandemic.

Connected patient case numbers with location data
Deployed drones to scold pedestrians for not wearing masks
Deployed drones to instruct people to disperse with a recorded message from the mayor
Deployed drones to peer into windows to check whether residents were obeying quarantine
Aggregated data from Google and Facebook to track how the virus spreads among friends
Accessed the cell phones of citizens who tested positive and sent text messages to people whom they had possibly infected