(Most) of our mega rich secretly know they may be moving our civilization to disintegration but they care less than getting King Midas like wealthy..
Proof you ask?
They are building lavish underground bunkers, some with realistic artificial skylights, swimming pools and fuel.food supplies to last the rest of their lives. They are perfectly willing to let us all die; road Warrior style. Meanwhile they are snuggled in with their family and a small harem of beautiful escorts.
https://www.cnn.com/style/article/doomsday-luxury-bunkers
SHTF bunkers. Though if Mad Max marauders know where you are holed up. They find the air vents and pour gasoline down them. Set on fire or not. Then shovel yards of dirt down the vents. That will flush out them rich bastards WEF AI facebook tech giant globohomos.
Wonder how they standup to bunker busters