Tesla took the opportunity just before CES to reassure potential buyers that its Model S wouldn't follow the competition by creeping up in price ahead of release, and now we have what looks to be final confirmation: a full MSRP, complete with prices for all the different battery options. A base Model S, with an estimated 160 miles of range, will retail for $57,400 and will of course be eligible for the $7,500 federal tax credit. The 230 mile range version will carry a $10,000 premium, and if
