The first time a fingertip meets VoxeLite, the feeling is strangely familiar. The surface under your finger is flat and smooth, yet your skin reports ridges, bumps and even the drag of a rough fabric.

David, admittedly, is clumsy. Thank goodness for his Peruvian dad who taught him an old Inca version of a bandage using an egg membrane! My father was born and raised in the mountains of Peru. He was ...