(Image credit: CD Projekt) Ever since the advent of digital distribution (which despite what some may think, does pre-date Steam), gamers have worried about ownership of their games. Time was that this sense of unease was mixed-up with an understandable nostalgia for physical media, that comforting sense of having the disc and always owning the game, but as the physical and retail side has become a smaller part of the picture, which is especially true on PC, our questions about the various digit...