The Mets, at the peak of their popularity in the mid-1980s, made the mistake of locking into a long-term cable agreement that cut them off from the escalating rights fees of the 1990s.
Its second-generation Ankle Mimicking Prosthetic Foot (AMP-Foot 2.0) uses a pair of force sensors to determine the leg's relative position and let an actuator build energy when the foot bends, locking the power away to use only when the owner pushes off.