Listened to a Justin Bieber album for 20 minutes. In that time I could've done any of these things:
http://tmtt.it/m20Soufflé in the oven for 5 hours. In that time I could bake 25 pizzas:
http://tmtt.it/10h5Two week long holiday! In that time I can watch 168 movies!
http://tmtt.it/5w2