yes it is worth it. Go for the cheapest cables you can find (but not piranha!). Don't let nintendo rip you off because it's a popular brand. I got speedfire and they are fine.
Wii code: Mario Kart wii:
6586-0674-1620-6955 0344-9880-0252
PM me if you added me and I'll add you:)
Self-proclaimed, biggest Resident Evil Fanboy of VGChartz!