Doing that could easily add an hour (or in particularly bad cases, two hours!) each way to your commute. Some people do make that tradeoff, but it seems really

Doing that could easily add an hour (or in particularly bad cases, two hours!) each way to your commute. Some people do make that tradeoff, but it seems really unpleasant. The big issue is that transit accessibility is priced into rent, so while parts of US cities might actually be reasonable to get around with public transportation, you'd never be able to afford to live there with a low income.