That billionaire doing the right thing is going to force the same lifestyle changes anyway. Meat tycoon shuts down operations. Now no meat is available for purchase- vegan is the only option. Coal plants shut down. Blackout hours are enforced while battery infrastructure catches up. Auto makers shut down operations. Public transit is clogged until capacity increases, more people start biking. Airlines drastically cut available flights. No long distance travel for you until high speed rail can be built. Shipping magnates vessels are decommissioned. Many goods are either more expensive or entirely unavailable.