The great works of human civilization can last for centuries—but software often decays in just a tiny fraction of that time. How much should this concern us in this increasingly-digital age? And as software creators, what can we do about it? Adam and Mark discuss the durability of papyrus vs CD-Rs vs the cloud; open-source Quake and remix culture; flat file formats; and digital preservation efforts like The Internet Archive and MAME. Plus: sometimes you just have to draw the rest of the owl.