[tomkinsc]

Fantastic article. The history really puts things into perspective.

This is interesting: "The geographic sorting of people by ability and educational attainment, on this scale, is unprecedented."

The jab at Tom Friedman is fair. I've seen the trailing Paul Romer quote at least three times within the past week, though. There certainly is truth to it. Reinforcing "idea infrastructure" like internet connectivity seems crucial.

Here's to affordable housing in talent-rich and diverse Manhattan and San Francisco...