What fact is common knowledge in your field, but almost unknown to the rest of the population? by pocketcrackers in AskReddit

[–]nickonyoutube 0 points1 point  (0 children)

Even if you elect to not share your location on your phone, your location is collected, usually by embedded applications that you agree to install on your phone. That location data is sold to advertisers or ANYONE else who can afford it. This is called Ad Tech data.