0. Invisible rentals & Bloodthirsty Elevators1. Amazon Whisperers & Radiolab’s Brown Box2. Hey Drones, Surfs up!3. Americans, Humanity’s Outliers4. Wake up to the Land of SleepLinks, playlists & extras at 4 Bits HQ: http://four-bits.tumblr.com/Merchandise (t-shirts mainly) at: http://www.cafepress.com/fourbits