It's been a while since we've seen a humanoid robot this size do anything very new or interesting -- mostly they seem busy with their slow-mo dance moves -- but the new ROPID bot by Tomotaka Takahashi, the man behind Panasonic's Evolta bots, not only has a few new tricks up its plastic sleeves, but has personality to spare. The bot can rotate its upper torso, which seems to help immensely in keeping it balanced while jumping, running and skipping around. It's still the tried-and-true "bent knees" method of balance, but ROPID is "rapid" enough to make it look