via #hackernews:
US telcos appear to be selling non-anonymized access to consumer telephone data
>"Want to see something crazy? Open this link on your phone with WiFi turned off:
https://bit.ly/crazymobiledemo
What you should see is your home address, phone number, cell phone contract details, and — depending on what kind of cell phone towers you’re currently connected to — a latitude and longitude describing the current location of your cell phone."