Arduino Helps Create Customized Tools for Simple Everyday Functions

This article talks about the growing use arduino chips in creative ways in everyday life. In case of the bakery in the article, it automatically sends off tweets everytime there is a fresh batch coming out of the oven. I found the idea of swiping a credit card and getting different music even better. Arduino registers the numbers unique to each card and plays off a sound for each number. When played together, it creates great music.