Being proved right isn't always fun. Just weeks after my warning in the March issue that our modern high-tech cars are tracking us and sharing data with manufacturers, cops, and parties unknown, came a report of soaring auto insurance premiums because of snitching vehicles. The consequences get worse from there. Fortunately, there are ways to keep your snoopy ride from contacting the mothership. The Rattler is a weekly newsletter from J.D. Tuccille. If y...