Microsoft has released a new video documentary, looking at the latest instalment of the Forza Motorsport series, and the special partnership with Audi – and what that means for the latest game.

Only a week after tying up its second consecutive world championship, the German outfit is already back at Sebring this weekend testing the successor to the all-conquering R18 e-tron Quattro.

This is why Audi not only supports the hybrid in motorsport as it does in production, but in parallel also the further development of the conventional drive." The R18 e-tron quattro's twin brother ...