“Facebook Disease Prevention Maps are designed to help public health organizations close gaps in understanding where people live, how people are moving, and the state of their cellular connectivity, to improve the effectiveness of health campaigns and epidemic response.”Data for Good, Disease Prevention Maps
Tracking users across multiple domains without them knowing about it, it is evil. Tracking users with COVID-19 symptoms to stop a pandemic, it is the opposite.
Buying ads is not only a marketer’s job anymore. With the right message, an ad can save lives and businesses.