I think their point is that it's not just energy that we get from oil, but lubricants, rubbers, solvents, asphalt, plastics, and so on...

EV only tackle the energy part. They still need tyres, seals and gaskets, insulation, road surfaces, and more...

To be rid of oil is a huge undertaking comprising thousands of individual cases of finding renewable alternatives or stopping use entirely. Which is why we need to be working to remove oil from every step today, not partially removing three steps because it's cheap and distracts environmentalists from the other 14,962 steps.