Kaybee - I was curious so I googled it.This article helped. Here you go : http://science.opposingviews.com/muc...one-18321.html

Hope it helps

Awesome, thanks! I'm TERRIBLE with technology - we just don't mix well. I had pandora a while back but I only have 1GB and I used it a lot at work/bussing and it RACKED up my usage but I was too lazy to figure out how much. Until now! Thanks for the link!