If you have to go a meaningful distance you are going on highways, interstates, etc. where this is irrelevant. Anywhere super dense where this would matter like

If you have to go a meaningful distance you are going on highways, interstates, etc. where this is irrelevant. Anywhere super dense where this would matter likely has a more robust train/subway system than other parts of the country. The % that falls in between is likely very small.