We’ve long believed around these parts it’s all about slots. Not that we play the no-armed bandits, but more and more often it seems like we won’t get fully legalized online poker in the United States until we have legalized online slots.

While play-for-free slots are nothing new in our gaming space — Zynga’s been getting 13-year-old kids to learn the gambling foundation that is slot play for more than a year now — what is new is attaching your pulls to casino comp points, which effectively serve as a casino corporation’s own private currency. And you can see that advancement in some of the ads Facebook is serving up to at least a few of us.