A look at the $12B location data industry, including how collectors, aggregators, and marketplaces monetize user data (The Markup)

The Markup:
A look at the $12B location data industry, including how collectors, aggregators, and marketplaces monetize user data  —  A huge but little-known industry has cropped up around monetizing people's movements  —  Companies that you likely have never heard of are hawking access to the location history on your mobile phone.