Sure, the case offers no little slot, for instance, for charging the iPhone 3GS, which you might want to do if you were driving your car and had the case hooked to your belt. But, importantly, it does fasten to one's belt and hold the expensive and precious iPhone securely--and I wouldn't want to have it fall out of my jacket pocket and hit the pavement, as happened frighteningly often to my Blackberry--particularly when I was climbing into or exiting my car.