Carlos Ghosn made a bold prediction yesterday: Nissan/Renault plans to build 500,000 electric vehicles annually by the end of 2013. The Chevy Camaro drops its top; GM unveiled the convertible version of its iconic muscle car. New York City is holding a competition called the "Taxi of Tomorrow" to find the best purpose-built people mover. All that and more, plus John critiques the design of the new 2011 Dodge Charger.