I want to talk in defense of the ROM and emulator. I don't mean using them to play current games, that I have some moral qualms with. But to play older games? Absolutely.
One of my favorite games, Seiken Densetsu III (or Secret of Mana 2), was never released in the US. It was in Japanese on the Super Famicom only. The one reason I know of this game and have played it is because of a Japan fanatic friend I had in junior high. I have no idea how...