The Calgary Police uses Peter Thiel's data-mining company Palantir. At political events such as protests, town halls, meet and greets, you can see members of the Calgary police walking through parking lots near by and taking pictures of license plates. With the license plate numbers, they can identify someone's name and use it to find out current address, family relationships, bank accounts, and more if it is in their database.
Read more: https://www.cbc.ca/news/technology/palantir-silicon-valley-t... https://www.vice.com/en_us/article/9kx4z8/revealed-this-is-p...