[grasshopper2]

within 20 years nearly every major downtown area will be nearly devoid of the poor

Interesting. I do think the ageing baby boomers are looking to live in urban areas closer to services, but what about the huge public housing projects? In New York these projects house over 400,000 low income residents.

The land they're on is a gold mine.

[NativeNewYorker]

what about the huge public housing projects? In New York these projects house over 400,000 low income residents.

Actually, they house over a million people according to NY housing bureaucrats I've spoken with. And their property footprint is frozen in place due to zoning.