That certainly is an ideal, however, consider it in an economics point of view: There's no need to spend more money on transportation if there's not the amount

That certainly is an ideal, however, consider it in an economics point of view: There's no need to spend more money on transportation if there's not the amount of people to pay and ride on it. The unknown here is if the population density will ever go up to support a new system being paid for, now. Adding density first proves demand, and although messy, transportation would NEED to improve somehow.