@Deozaan: Thanks, I was looking at it when it was on special a month or so ago for a couple of dollars ... procrastination FTW!
![tongue :P](https://www.donationcoder.com/forum/Smileys/fun/tongue.gif)
... but I believe this is a case of the latter, and that you'll own the game after the promotion ends.-Deozaan
If you look at it in Steam it'll show as
GAME PURCHASED before you install it.