Bold Plans for Electric Cars – Lunch w/ TED

“Shai Agassi wants to put you behind the wheel of an electric car — but he doesn’t want you to sacrifice convenience (or cash) to do it.  Forget about the hybrid auto — Agassi says it’s electric cars or bust if we want to impact emissions. His company, Better Place, has a radical plan to take entire countries oil-free by 2020.” –

It certainly is a “bold plan” and it is very clever, but I wonder what is do be done with all the batteries once they are worn out?  Also, isn’t the process of batter production very harmful to the environment?  Assuming that global warming was not an issue, what do you think of driving battery powered cars?  I think it’s a good start, but I’m not convinced that it is a realistic solution.  For example, I am doubtful that batteries have the power to do the hard work of powering large trucks w/ trailers. ‘