Human waist and back movement contributes substantially to everyday physical activity.

“right so that's also how we think about like when we design robots when you have like a this kind of design which is this purely elevator could only go up and down we realize a lot of the like human torso movement like we use our like you know waist back a lot for like day-to-day physical activity right even like if i want to get this bottle like i'm not just moving my arms it's actually very strange for me if i”