Details on Formula E http://jalopnik.com/formula-e-why-you-should-be-excited-about-the-first-ev-1291589194 This could be interesting. The cars look SICK! I can see this leading to some very interesting races and other versions of the EV / Forumla E races. Torque vectoring and other crazy tech like the EV SLS.
I read about it this morning as well...I'd watch it. It'll be interesting seeing how the pit stop/car swap goes and how well they can get two different cars to handle exactly the same.
I could tell you this... but instead you have to read to find your answer (and it is there). Also things like wheels and areo make noises.