If you're a typical wired American, you've got a bunch of tech tools you like and a bunch more you covet. You have a cell phone that can easily text. You've got a laptop configured just the way you want it. Maybe you have a Kindle for reading, or an iPad. And when the next new thing comes along, some...

Back in 2007, I wrote an essay, "Portrait of the Modern Terrorist as an Idiot," where I said: The JFK Airport plotters seem to have been egged on by an informant, a twice-convicted drug dealer. An FBI informant almost certainly pushed the Fort Dix plotters to do things they wouldn't have ordinarily done. The Miami gang's Sears Tower plot was...