] I guess technically they aren't robots, but mechanized
] mobility suits. The one of the left is called 'i-foot,'
] and is designed to help the disabled to get around and to
] climb up stairs, while the two on the right are called
] 'i-unit.' If I'm not mistaken, i-unit has two modes, one
] that puts the rider more upright, while the other is in
] an inclined position that looks more suitable for high
] speed maneuvers.

Wow...