But what these services show us is even more alarming: US telcos appear to be selling direct, non-anonymized, real-time access to consumer telephone data to third party services — not just federal law enforcement officials — who are then selling access to that data.

So this obviously doesn't work outside of the U.S. and it's probably getting hit with a lot of traffic from Hacker News where I got it from. But if you ever want to convince someone that privacy matters...maybe show them this.

Also, apparently some people are getting this tracker ID shown: