http://www.popsci.com/cars/article/2008-11/mighty-wind-compressed-air-cars-planned-airport-test-us-launch
"Zero Pollution Motors' ambitious plan calls for production of up to 8,000 compressed-air vehicles a year beginning in 2011, with plants spread out among nearly every US state. That car, larger, more powerful and with a longer range than the AirPod (15-20 mph = 130+ miles), will cost in range of $20,000."
http://choosingscars.blogspot.com/2008/07/oil-may-lose-its-customer-base-when-we.html