Yes, I've also had this thought. I also wonder how wide the geographic net is for some providers. If it's sufficiently wide, it's not infeasible to brute-force

Yes, I've also had this thought. I also wonder how wide the geographic net is for some providers. If it's sufficiently wide, it's not infeasible to brute-force the right geographic location by just looping through a few locations. It also has the adverse affect of locating the victim.