This week on Cooking Issues, Dave and Nastassia are joined by Arielle Johnson of the MIT Media Lab, and food media impresario Peter Meehan to talk Lucky Peach's impending lethal injection, Dave’s forays into bagpipery, Pink Floyd’s The Wall, foam, sous vide bag juices, garlic knots, Arnold Schwarzenegger and the film Commando, SodaStreams, and more!