Haha: Just to get complicated, and this isn't for you!, What about an automatic battery loading mechanism to automatically switch the battery and charge the battery?!?!
Oh yeah! Also, the robot docks in, connects to the tether to the DS, so that the programmers can get tweakin' right away! Also, a 120AMP PSU to power the robot without the battery! The robot should dock on to get these features!
Next, you have a robot cart with vision tracking so that it can drive itself! Avoid the crowd and just follow a person. Better would be to build a powerful
quadcopter to
And the smilies return!