When changing the decor in the safe house, if you want to save your choice, the prompt reads "Save & exit (Premium)"

Hmmmmmmm.

Perhaps we're going to see a free-to-play version, maybe with no Decorative Weapons, or a subset of levels (or rotating free level availability), or no Legendary Weapons, or no achievements (if any are added), or other limitations, besides the inability to put up a picture?