Has anybody else noticed the sudden appearance of iced coffee at fast food restaurants? Yeah, Dunkin' Donuts had Coolattas for years but now they have regular iced coffee as well. On top of that McDonald's and Burger King are now prominently promoting iced coffee. I'm not complaining. I'm a big caffeine addict but it is usually too hot for me to drink coffee in the afternoon. However, I now usually pick up an iced coffee in the afternoons to cool off and fulfill my caffeine needs. I guess the fast food restaurants have figured out that iced coffee is a...