Danny Hillis, inventor and cofounder of Thinking Machines Corporation, designed the Connection Machine series of supercomputers. In this 1991 lecture, Hillis describes the development path for the Connection Machines and the design considerations for the Connection Machine 5 supercomputer. What’s that sound? The sounds of Hillis writing on a chalkboard as he shares his design concepts are captured as part of this recording. Image: Courtesy of Tamiko Thiel