Saw those extraordinary simple-silly clean cars again on TV last night (TF1, the principal French TV channel).
CNET story starting here: http://www.news.com/2300-11389_3-6225395-1.html?tag=ne.gall.pg Fill'er up: http://www.news.com/2300-11389_3-6225395-4.html?tag=ne.gall.pg Compressed air tanks (carbon fiber?): http://www.news.com/2300-11389_3-6225395-5.html?tag=ne.gall.pg "The tanks can be refilled with high pressure in three minutes at an air station" (or in 4 hours by using the alternator and the compressed air engine in reverse when plugged in at home) Compressed air piston engine/compressor: http://www.news.com/2300-11389_3-6225395-6.html?tag=ne.gall.pg "MDI says the engines are quieter than traditional cars, but noisier than electric vehicles." http://www.news.com/2300-11389_3-6225395-7.html?tag=ne.gall.pg : "U.S.-based Zero Pollution Motors is working on an MDI-based "air car" to enter into the Automotive X Prize competition" -- Michel