“Nissan Engineers use Special Suit to Simulate the Elderly”

How cool is this approach that Nissan took to designing a car whose intended market was the elderly drivers.  They took “putting yourself in the shoes of the user” to a new physical level.  Designers are leading great efforts to design good products, but perhaps we should be asking a separate question: Given their poor vision, hearing, and other physical limitations, should some elderly individuals be driving at all?