When most people think of a robot it contains hard fixed parts that move with certainty and could cause some damage to things around it if there was a collision. These soft robots are the opposite of the type we featured in the past that humans could ride on, and if there was a bug in code have a bad day on. A soft robot has compliant pieces that can interact with people without danger of damage to the robot or person. At 2:40 you can see some promising applications in the medical field.