We use oil because it's cheap and versatile, not because evil oil companies are forcing us.
There's no replacement for oil at the moment. Sure, you can manufacture some plastics of CO2, but they are so expensive, even you don't use them.
Quite literally oil companies do. They have a habbit of constantly trying to undercut anything that might affect their sales.
Vraiment, pas de substitut?
thats exactly what the lawsuit is about