Boston Dynamics Dynamically Balancing Biped Walker
spectrum.ieee.org
spectrum.ieee.org
I would guess in nursing homes. It seems Japan is concentrating their humanoid robotic efforts on that. And with an ageing population but without much (or any) immigrants, I would think the economics are most likely to work in favour of humanoid care taker robots there first.
Perhaps soon after we'll have them here, I can just imagine the advertising being very similar to the "I've fallen and can't get up ads." Except now I have a robot helper to help me and call my family and even call the hospital.