changed. I parked my Sequoia on the curb near the end of the block, stood about five feet from the front bumper, and hit the keyless remote. Lights blinked, the horn chirped, and the doors locked. All was well. Six houses down the block, I found the...

Column: Everyday Tech Myths. cantenna disc toothpaste. Unlock your car over the phone, repair a DVD with toothpaste, and make a super-charged WiFi extender for (nearly) free. Is this stuff for real? Find out.. Welcome back to another episode of Everyday...