There's tons of low-hanging fruit in regards to air-conditioning. Even a simple thing like relaxing dress codes so that people could dress appropriately for the

There's tons of low-hanging fruit in regards to air-conditioning. Even a simple thing like relaxing dress codes so that people could dress appropriately for the weather, so the set point for the air conditioning moved up a few degrees, could be a huge savings if everybody did it. Nobody should be wearing a wool suit in the middle of summer. Meanwhile something like "stop using cryptocurrency" is not feasible. Are we supposed to have every country enact laws to ban it? Who's going to enforce that? Let me guess, a bunch of people wearing wool suits sitting in an air conditioned office...