EFF goes after warrantless cell-phone tracking

The Electronic Freedom Foundation has filed a brief in a New York court arguing that law enformcement should be prohibited from tracking cell-phones without probable cause:

Privacy Advocates Attack Cell-phone Surveillance

"...Yesterday’s friend-of-the-court brief by the Electronic Frontier Foundation cited evidence uncovered as part of a court finding last month that the Justice Department was using cell-phone taps without having to first show likelihood that a crime was being or had been committed. The group asked Magistrate Judge James Orenstein to stand by his decision to officially extend privacy protections to the cell-phone-using public...."