Buying a GameCube is one of the few official ways to experience the console library for the first time or relive your childhood favorites. And while the Cube has fewer hurdles to using it today than many of its ancestors have, it not necessarily as simple as plugging and playing. If youre not careful with the model you buy, you could end up not being able to play any games. This isnt the only problem with using a console that a quarter century old and was discontinued in 2007. Of course, there...