In a federal case, the Obama administration is arguing that warrantless tracking of cell phones is permitted because Americans enjoy no "reasonable expectation of privacy" in the whereabouts of their phones. "This is a critical question for privacy in the 21st century," said Kevin Bankston of the Electronic Frontier Foundation. "If the courts do side with the government, that means that everywhere we go, in the real world and online, will be an open book to the government unprotected by the Fourth Amendment."
