There is tremendous wealth in oil reserves that is outside the control of the G7 countries: Russia, Iran, Saudi Arabia. There is also demand for this oil from non-G7 nations who simply don't have the money to go carbon free without descent into starvation, poverty and chaos.
Going carbon free on a big enough scale to impact the climate, according to existing models, requires getting these petroleum reserve holders to give up their massive wealth in exchange for little to nothing, and large developing economies to destabilize themselves to go carbon neutral.
IT ISN"T GOING TO HAPPEN.
Poor Indians and Chinese aren't going to give up their opportunity to secure better lives for themselves for the sake of the climate.
We need to be thinking in terms of mitigations and technologies that reduce climate impacts while being economically sensible.
Yes, it's not optimal, but choices made in the real world rarely are, and as adults we must learn to make them.