We now have screen that can bend from multiple manufacturers. Moto Razr Samsung Fold Samsung Z Flip I couldn't help but wonder, if this tech get perfected, and screen become extremely flexible, eventually, we should be able to have a roll-able screen. We already have roll-able TV from IG Just like the TV, it will have a huge chin or forehead to house all the components including the battery. I think this is within the realm of possibility in the future. Though this may become obsolete once we have hologram phones.