Yesterday, I came across a list of suggested apps courtesy of One in particular caught my attention because the app records and monitors your breathing and movement while you sleep. That information is then used to create a 'portrait' unique to you.

Sleep Art is fascinating but I'm not sure if there's any real value other than confirmation that your more Pollack than Picasso. I'll probably do paint my sleep one more time before setting the app up to record my noctournal activity isn't worth the trouble. In the mean time, Sleep Art is free.