Robin Hunicke chats with Derek Yu, creator of Spelunky 1 & 2. Together they discuss how Derek got started designing games in his youth, the difficulty of marketing small games, the joy of online creative communities, the finer points of game pricing, thinking about game development in physical terms, and the limitless potential of games. Yu is an American indie game designer, artist, and blogger. He is known for a number of indie games he helped design: Spelunky 1& 2, Aquaria, and Eternal Daughter.