Take a look at:
http://www.looprumors.com/Pages/iphoneimage.php
Sorry, but I don't like the idea of holding an iPod Mini to my ear. I also agree with Chris that not having tactile feedback from buttons is bad (at least for numbers). There's a reason why some phones are better than others. Some are more like a phone and others aren't. I don't like the others...
(via Chris)