That platform supports modding, which means we can see fun creations like the map from Grand Theft Auto: Vice City imported into the newer game. You can check it out yourself in the video below, uploaded by Youtube user taltigolt.
GTA V was one of the most-anticipated PC game releases of the year despite originally debuting for the Xbox 360 and PlayStation 3 in 2013. Improved graphics is one reason, but the other is that modders have a history of bringing surprise and delight to the open-world crime game.