Hey everyone. I'm thinking of getting an ipod but i dont want one of the 30GB ones. I was waonderring whats better the nano or shufffle? I now most will saythe nano but is it really that good? I like to go jogging so I'd bneed a good case for it and I dont want it to break. Also I've heard abut it scractching and the screens breaking. So whats the 411 guys?