Folding Phones - Is It a Keyboard?

This is not a samson. I cannot believe this isn't a concept at all. It's an hiveting screen that can flip to the side and go to the top with it, and reveal a screen on the bot. As far as i know, it's still under a code name. So i'm sure a lot of things can be changed. But like right now, if that bottom screen can only be a keyboard, i cannot see a single reason, or i can see one reason while that would be beneficial. All i can think of is gaming, as i can have all my oles on the bottom, and i can have a landscape on top. And i could see...