They will, ultimately, be significantly cheaper, for one reason - freight. TVs ship in big boxes, full of styrofoam - you’re limited on how many you can fit in a standard container, and they’re expensive and fragile to ship the last leg to the consumer. They take up warehouse space, and are often a two-man lift for larger models.
Being able to ship a TV rolled up in a tube will be revolutionary.
See also: mattresses.