Sounds like you're in violent agreement with the comment you're replying to. As you say, on an individual level, it makes logical sense to use a larger vehicle

Sounds like you're in violent agreement with the comment you're replying to. As you say, on an individual level, it makes logical sense to use a larger vehicle. On a societal level, it's worse for everyone. So a tax is a good way to adjust the calculus for each individual.