George Dyson on 'Economics is Not a Science'

One of my heroes, George Dyson, posted this in reaction to my recent Edge essay, Economics is Not a Natural Science.

Rushkoff is right: our 21st-century global computing platform is still running a 13th-century banking system, and the resulting performance sucks.

In any hydrodynamic system, the non-dimensional Reynolds Number characterizes the ratio between inertial forces (the result of mass and velocity) to viscous forces (the result of the inherent stickiness of the fluid). When the Reynolds