OK, I was going to stay out of this, but I have to take exception to this post. BTW, out of curiosity, what is your profession?
TOAW was designed to cover roughly from 1900 to the near future. It does best at certain scales and time periods, and there are some settings that make life VERY challenging for the designer.
TOAW does a resonable job of covering that period, although, of course, compromises are made as you get further away from the 'sweet spot,' this is arguably the scale that the Korean war scenario was designed to cover.
Instead of locking everything down and trying to cove