4 ms·

Billboards track cars using the RF of the TPMS sensors on your cars and then make inference about who the driver statistically would be ....

• deleted 9y ago
  [deleted]
• servomoto 9y ago
  Holy shit! (and by the way, I finally figured out what that warning light means, by googling TPMS! Thanks, Batman!)
• hasdh 9y ago
  Any more info on this?