Hybrid cars: Is plugging in always the best option?

A great highway car?

In the past I have claimed the best hybrid cars are plug-in hybrid vehicles, and to a great extent, I still believe this to be the case, particularly if those PHEVs receive their electricity from renewable sources, such as solar and wind power.

Nonetheless, are PHEVs in danger of being over-hyped, at the expense of other technologies? Read more.....