You can also buy Oil shares in Oil EFT. There are many crude oil ETF that you can buy oil shares from if you wish
I feel like this is something the wealthy businessmen who have products that rival oil have made the world believe. If you critically look at the world we live in today, I don't see how people can believe the world would move away from oil anytime soon. And I don't know how they were able to convince people that non-oil electronics are cheaper. Let's be for real. I agree that may be the future, but it's a very distant future, I'm talking centuries.