While Sony's $400 Rolly
never made much sense as a roll-about musical robot, at least Aldebaran Robotics' Nao
could walk upright and play a little football. Now the two have come together to battle on the dance floor. The 91 second video posted after the break is about 70 seconds too long, but consider this your moment of Zen for the day. Bonus points for any readers who re-enact this for Halloween.