Originally Posted by
tandempower
1) Could wheelchairs be developed so they are better for rolling over unpaved paths, e.g. by having better tread and suspension?
I don't know if you were aware but heavy duty electric wheelchairs cost about $4,000.00 USD. If you wanted to have suspension and off road capabilities, it would bring the price close to $6,000.00 USD.
Keep in mind that most people who use electric wheelchairs are usually unemployed.