It appears that the World of Forza has finally come to your PC with release of Forza 6: Apex.
I have not had chance download yet and I am away all week so I will not get chance to look at it until you get back.
However it appears that the download file is a massive 18.7Gb in size.
More information can be found at
http://www.virtualr.net/forza-motors...-now-available