Are Electric Cars the Future?

There were/are several new electric cars at the british motor show. The Smart EV (70mpg, 72 mile range, from £15000), the Mega City Nice (40mph, 50 mile range, rentable London), and the Reva G-Wiz (£7000). All fun names apart from the Smart. The G-Wiz has the following benefits:

"Drive electric & save over £8,000 per year
* up to 600 'mpg' equiv.
* exempt from road tax
* exempt from (C) charge
* free parking in London
* free charging in London
* lowest insurance group
* 100% tax write down for business
* lowest rate company car tax at just 9%
... and cut your emissions impact by between 74% & 100%"

More about electric cars here.