Interesting point, but besides Cheetah being a sexier, more accessible name, the main problem they are trying to solve here is gait and top speed. The efficienc

Interesting point, but besides Cheetah being a sexier, more accessible name, the main problem they are trying to solve here is gait and top speed. The efficiency of batteries (heart/lungs) is a ancillary problem they have to solve, but not their main goal.