Hybrid-Electric Vehicles Market Demand Remains Uncertain as more Automakers Roll Out Models

Lexus RX330 will offer option­al full-hybrid pow­er­train next yr
GM has cho­sen to go w/ mild-hybrid sys­tem on full-size pick­up trucks
Daim­ler­Chrysler, Ford, Gen­er­al Motors, Hon­da, Nis­san and Toy­ota have com­mit­ted to pro­duc­ing hybrids
Full-HEVs offer up to 40% bet­ter fuel effi­cien­cy but add weight, com­plex­i­ty, cost