We will still be using oil, but not to the extent now.
Their is an increasing demand for alternate energy source cars.
At the rate the technology is progressing, I dont see why would need to use gasoline, although we will be.
But what about all the caribou? Their home is being destroyed.
Fuck it, the world is fucked anyway.
Caring about the world today is a better choice than regretting not to care in the future.