Can pretend warfare cathartically curb real war?

Now I hate the "Airsoft" facebook group with a passion...but it's a great way to find web design clients so I'm hanging around there a bit anyway...
For once, they posted something somewhat interesting:

http://www.scientificamerican.com/blog/post.cfm?id=battle-fatigue-can-pretend-warfare-2010-09-20

I think we can have a better conversation here than on Facebook, so HAVE AT IT!