my back was pretty red, but i had no marks afterwards like you saw on the olympics. all i do is place a small amount of olive oil into a pot on the stove top with 1/4 cup of popcorn kernels on medium heat and place lid on pot. once a library is gone, it is gone. not much information has been released on what has exactly been changed. she glowed in front of our camera, and is obviously very photogenic! 