Thanks for the tip, yeah I registered them since they all seemed pretty good for the extension.
Interestingly Swiss Army Knife doesn't have a trademark. FreeRunning is for the recent popularity of parkour. And Mad Cow Disease because it just looked so nice with it.
I'm not really sure how I'll develop them, but I'll see.
.com .net .org .biz .us for all 3 of them seem to be taken. So maybe I might even be able to get a buyer