If gas prices stay low, I predict that Toyota will push back the launch date.
Toyota to launch pure electric car in U.S. by 2012DETROIT (Reuters) - Toyota Motor Corp said it would launch an all-electric car for city commuting by 2012 in the United States as part of its plan to speed up the introduction of green cars as its global sales falter.
The FT-EV concept made its debut at the North American International Auto Show in Detroit Sunday, where the world's top automaker is also unveiling two new gasoline-electric hybrid cars.
The FT-EV concept shares a platform with the tiny iQ urban commuter car, which runs on a gasoline engine and emits just 99 grams of carbon dioxide per kilometer.
Read the whole story.

I dispute your prediction of delay for these cars. I predict that the price of gasoline isn't what is driving the introduction of plug-ins. It's the terrible damage fossil fuels do to our climate and their subpar efficiency. The tax credits will also spur sales of these superior technology cars.
I further predict that the Press Telegram will no long be publishing hard copy editions by 2012.