If there's ever a landmark case where "rollin' coal" drivers are convicted of assault, it'd be interesting to see if anyone produces a glorious self-defense plea after getting choked by their smoke.
We already are capable of shifting to renewable sources, we just have too many vested interests in fossil fuel continuance, the disruption to the world economy would be staggering, and we haven't got decent infrastructure. Right now, California is producing so much solar power that we have to pay our neighbors to take it from us; there's a storage and distribution problem, internally.
I know it's mean-hearted thinking, but I'd love to have Russia and the Middle East have to figure out something new to do for their money.