Its officially official
Details here:
http://www.fast-autos.net/vehicles/Audi/2010/R8_V10/
And just listen to it.........O ya
http://www.youtube.com/watch?v=aK6Pbod8hPc
Making a fantastic car even better. Finally. Cuz as good as the regular one is, its speed is basically the same as an RS4.