[justanotherbody]

>> Urban infrastructure is cheaper than suburban infrastructure. We're spending more money on infrastructure today than we would if we stopped excluding people

Replacing suburban infrastructure with something that can handle urban density is absurdly expensive. The usual solution is to force the developer to pay for improvements but subterranean improvements like wastewater must be upgraded all the way downstream to the treatment area

Depending on the area this can create quite a pickle because the areas people want to live are prohibitively expensive to put large buildings on.

Meanwhile demand for those areas with cheaply upgraded infrastructure fails to draw mixed income demographics

It's really a cluster to upgrade developed areas in a way they were never planned for. The traditional approaches in the US for paying the big costs need to change or the developers behaviour will not