Strange, because I get featured suggested same games over and over. Seems they are not rotating too much, or it could be based on my prefered genres, not sure.
Very good point about the new account. I had that idea, and you just confirmed. I'm not planning to release new nsfw games in the near future, and I have 2 finshed and 1 in development (this one I'm trying to get featured, so yeah, looks like separate account will be a good solution for this.