The NSA is collecting too much information

[Commentary] President Obama’s anticipated reform of the National Security Agency’s practices needs to go beyond ending the mass surveillance of innocent Americans’ phone calls. He should force the agency to think less about the quantity of information it gathers and more about the quality. Collecting and storing unbelievable amounts of useless information is easy. Machines do all the work. Analyzing and sharing the right tidbits of pertinent information is hard, but that’s the best way to prevent future attacks -- and that’s what President Obama should tell the NSA to do.