The difference is that vaping only benefits the vaper, but the harms caused by vaping affect everyone.
In contrast, everyone in society benefits from the mobility and economic activity facilitated by transportation. Even if you never drive a car, take a bus, or even leave your house, you are better off because of cars, busses, trains, and airplanes because of the increased economic growth they facilitate. The benefit and the harm are both fully socialized.
In contrast, everyone in society benefits from the mobility and economic activity facilitated by transportation. Even if you never drive a car, take a bus, or even leave your house, you are better off because of cars, busses, trains, and airplanes because of the increased economic growth they facilitate. The benefit and the harm are both fully socialized.