I think there are a lot more "older folk" on these forums than the average for an "average" computer game. It's just the kind of game that's naturally going to appeal to someone looking for a deeper-and broader, and slower-game experience, and more people are going to reach the point of wanting that at a later age than they are coming out of (or going into) highschool.
That's not to say that we don't have some younger people, or that we shouldn't. I personally hope we do.
I have a deep-seated fear that society's going to finally come up with some media masterstroke which will lure in and subvert the last few people in this world I can have a deep and meaningful conversation with, and then medical science will come along with a way for me to live forever.
That aside, I'd just put more money on the ones who are young being extraordinary, and of a mindset that will most likely cause them no end of problems until they *are* 30+
It's not really an age factor though, it's a matter of taste, and being introduced to the right influences at the right time-whether you're 80 or 20 or 2.
Ofcourse, the basic model of the game-huge, turn-based, niche wargame-is a thing that's going to be recognizeable and appreciated by older people, simply because we're the only ones who can remember back far enough to the days of tabletop wargames.
When we *can* remember anything, that is