As far as I can tell, this site isn't using a CMS (Or at least a non-custom made CMS, which can mean awesome things, and not-so-awesome things. As far as updates go, I'm seeing the people in charge on Snapzu are really pushing to accommodate all the newcomers, and have done well thus far. I'm not sure how much traffic she can handle but it's comforting to know they're not throwing in the towel.