There's nothing wrong, per se, with the ergonomics of Samsung's stylus: it's essentially unchanged from what ships with the Note II, only its base is marginally larger.
New joints in the robot's base and lower back enable RIBA-II to crouch down and lift a patient off a futon at floor level (Figure 1), the most physically strenuous task for care-givers and one that RIBA was not able to do.
Although no country has been named yet, South Korea is a likely candidate given the dedicated fan base that has allowed two 24-hour TV channels to track StarCraft II and eSports there.