First Lady Michelle Obama has got a tough life. On Stephen Colbert Tuesday, she purported to long for the simple things in life--and vowed to enjoy them--as soon as her husband’s Presidential term expires. These things included such pedestrian activities like shopping and driving with the windows down. To wit: “I also wanna do little things like, you know, open a window. I wanna go to Target. I wanna drive. I can’t open my windows. I really can’t [...] One day as a treat my lead agent let me have the windows open on the way open to Camp David,...