Well that sure sounds like a recipe for getting huge amounts of data that nobody has time to do more than barely skim.
As I said on the last thread about this crap, I imagine they have a ton of fun with MMOs and Minecraft. At least 3/4 of the nonspecialized terms get thrown around left and right for various games...
Everybody has used one or more of those words in their communications. This list will do nothing to narrow down potential threats, but it DOES give the feds permission to spy on everybody. They know who they want to spy on, and it has little to do with homeland security.