On tv there is a commercial about a soap.. http://www.youtube.com/watch?v=rPAuJOQO0sc the commercial is about a automatic soap dispencer with a sensor, so that u wont have to touch a button with your dirty hands... But isnt this just unnesecairy? wy do you clean your hands? becaus theyre dirty. so what does it mather if you touch the dirty soap-button if ur gonna clean your hands after that? the fact that the soap-button-thingy is dirty simply does Not ...