Welcome to the wild world of security and surveillance. From CCTV to massive government spying initiatives, there's no escaping it. Recent high-profile leaks have served as a sobering reminder of just how present it is in all of our lives, so we figured what better time to take a deep dive? We kick things off with one of the strangest (and raciest) segments in Engadget Show history: a visit to the set of John McAfee's latest web video. The one-time security software guru and fugitive discusses the state of antivirus, bath salts and offers some unsolicited advice to