Ripe-avocado detector, tattoo printer among new gadgets at CES tech show

LAS VEGAS — From electric cars and boats to wireless TVs to the latest phones and tablets, there was a wide range of innovations on display at the CES tech show in Las Vegas. Some of it aimed to solve big real world problems. Some of it aimed to make your life more fun. And some of it was just a little out there. Associated Press journalists combed cavernous exhibit halls before and during the Jan. 5-8 show for the most exciting, interesting and unusual tech innovations. Here's what caught...