Next time you are in a checkout line, pay attention to how few people make any attempt to prevent shoulder surfing their PIN. POS devices have gotten better wit

Next time you are in a checkout line, pay attention to how few people make any attempt to prevent shoulder surfing their PIN. POS devices have gotten better with shielded keypads, but there are still many machines that make it somewhat difficult to obscure your PIN. The average person gives very little thought to security, or at the very least gives little thought to possible threat models.