businesses should buy more expensive property at higher tax rates, in a slum, tear it all down, and rebuild everything new.

Didn't we try that in reality and fantasy a few times? Like Hershey, PA, and Detroit, MI(one by a candy company the other by a large corpoation or it's subsidiary)?

Last time I lived in Salt Lake City, Utah, the light rail worked rather well, and most larger journeys could be acomplished easily between that and the bus system. Of course, work was inconveniently located, 3 miles and 3 busses to get there, so I walked most of the time.

What, no silicone heaven? Preposterous! I mean, where would all the calculators go?

It turned you into a newt?

Now on the stickler side, is it an EXODUS, or a DIASPORA ?

I think that's dependent upon the number of locations we find ourselves in afterward.