b) You might be surprised. https://www.zdnet.com/article/fitness-app-polar-exposed-locations-of-spies-and-military-personnel/ https://www.zdnet.com/article/fitn

b) You might be surprised. https://www.zdnet.com/article/fitness-app-polar-exposed-locations-of-spies-and-military-personnel/ https://www.zdnet.com/article/fitness-app-polar-exposed-loca...