&gt; Subways are an unnecessary expense when our streets are so poorly utilized.<p>It terrifies me that you are serious.  The best way to better utilize our streets is to dedicate more space for cycling, there is absolutely no way to get the same density in an automobile.<p>Your idea also presents basically no solutions for people who don&#x27;t have elasticity in their budget.  &quot;Sorry, grandma, you can&#x27;t go to the doctor today because the market is readjusting the price of transit to optimize for throughput in the future, when you might be dead.&quot;