If you had to design a system to improve the quality of education in distant underprivileged schools, where would you begin? You might first step away from the problem and ask: What is the simplest "system" that could work in the real world? In this audio interview with host Sheela Sethuraman, Randy Wang describes his motivation to create Digital StudyHall, a collection of mundane technologies that have dramatically improved long distance education. He also talks about his progress and goals.