Selling the high-MPG-at-some-cost-and-annoyance side of things will be bad enough, so no-one needs to design a weird looking vehicle like a 3 wheeler.
There's nothing wrong with having 4 wheels, even if it adds some drag and weight.
The rewards in stability have proven the 4-wheeled concept over and over.
__________________
Strayed to the Dark Diesel Side
|