This could easily be moved to the "Kilcullen" thread but I have placed it here because I'm not certain if the SWC members are familiar with the blog Opposed System Design, whose blogger "Wiggins" is a defense analyst at a well known institution that shall remain nameless.

Wiggins comments on 4GW and the Fabius Maximus article:

4GW Sub-types

(Dave - If it fits better on the thread, please feel free to move it)