Wow. Just ... wow. (No exclamation points. One doesn't bounce up and down while digesting such a feast.)

Brin's talent and genius carried the day once again. We admit to our faith having been shaken upon reading some of the crankier reviews as we got started, but we needn't have worried. It's hard to know what to write without spoiling -- not just the plot but some of the philosophy reveals, uncertainties, and more.

Haters gonna hate, but diversity must prevail. <3

A fine and worthy closure, at least temporarily, to Asimov's Robots/Foundation worlds.