ATM Card Comes With Its Own Keypad

For people whose paranoia leads them to believe that there are boogeymen actually living inside ATMs, this invention from Innovative Card Technologies and eMue Technologies lets them input their PIN—and presumably encrypt it—before they approach the machine. Cool as it is, I have a problem: I only remember my PINs from muscle memory, so this would need a standard telephone numberpad to work for me. How many problems can you spot with this admittedly slim piece of high technology