The point is that if we really think about it, we should support people in that endeavour.
Also, if you want to transform something, it's difficult when it's the individual. I'm a doctor; it's easy for me to buy a hybrid, but for other people it's not that easy. Alternatively, you can have a lot of fleets, complete vehicle parks filled within the city by different levels of government.
When you buy a bunch electric cars, you drop all the prices, and in that way you insert them into society. I was astonished when I was in Zermatt in Switzerland, because in Zermatt not a single gas car goes in the city, only electric, and we can go through it—