I'd say that this is useful in the same way that flip phones were useful 15 years ago. They provide more space than a candybar phone when in use, and take up le

I'd say that this is useful in the same way that flip phones were useful 15 years ago. They provide more space than a candybar phone when in use, and take up less space when pocketed. And the screen is protected from your keys or other items in your pocket. If I had a magic wand, I'd use it to fold my 6S and get something half as tall and twice as thick.