Filmed at https://2018.dotjs.io on November 9th in Paris. More talks on https://dotconferences.com/talks While teaching, Joost finds that his beginning JS students have a hard time grasping the concept of asynchronous programming. So he tells a story about Étienne who orders a hamburger from Slow Burgers, where prep times may be as crazy as *500ms*. Through an animated cartoon environment, Joost shows various sync and async concepts.