smart cars make you smart

why don't we have smart cars in the U.S. yet and why haven't American car companies gotten in on the hybrid evolution?

(A few specs.... lowest CO2 emissions on the road... 58.9 miles to the gallon... super easy to fit in tight parking spaces... and still one of the safest in its class... starts at 6,810 pounds ($12,205.30 with today's exchange rate)... available in the U.S. starting in 2006.)