I remember awesome Google Tech Talk about sleep that mentioned sleep debt requiring full repayment. Dr. William Dement on "Healthy Sleep and Optimal Perfomance

I remember awesome Google Tech Talk about sleep that mentioned sleep debt requiring full repayment. Dr. William Dement on "Healthy Sleep and Optimal Perfomance" http://www.youtube.com/watch?v=8hAw1z8GdE8 http://www.youtube.com/watch?v=8hAw1z8GdE8 It was linked from an older HN sleep thread: http://news.ycombinator.com/item?id=359041 http://news.ycombinator.com/item?id=359041