Are you kidding me? Does Nissan really need to use an "aging" suit to design cars for senior citizens? Wouldn't their research be more valid if they used a real older person?

Kiyoshi Ota/Reuters
Naoki Yamamoto wears an "aging suit" at the Nissan Technical Centre in Atsugi, west of Tokyo, April 15, 2008. The specialized driver's suit and goggles simulate the bad balance, stiff joints, weaker eyesight and extra five kilograms (11lbs) that may accompany senior citizenry.