Name another billionaire, other than maybe Bill Gates, who's presently doing anything good, at all.
Certainly in the UK it's a minor player compared with the Nissan Leaf, and plugin hybrids are even more popular
With regards to Hybrids, my (limited) understanding is that they are part of the problem - they're better, but only better by half. From what I'm reading about global warming, we need to push as far as possible towards a fully electric, mostly renewable future as quick as possible.