Model S Beta

This week's most discussed car may well be the 2012 Tesla Model S. And that's by design. Startup electric-car company Tesla Motors opened its Fremont, California, factory for the last three days to let a select list of customers, reservation holders, and journalists from around the world see, touch, and ride in--but not drive--three beta versions of its upcoming Model S all-electric sport sedan. Tesla says it will start delivering the first "Signature Edition" 2012 Model S cars to customers just nine months from now. The first beta prototypes that use some parts built on production tooling...