Sony filed a patent for a touchscreen-equipped PlayStation controller

According to a patent application continuation filed in 2017 and published recently, Sony may have tentative plans to build out a touchscreen-equipped PlayStation controller.
Whether the value added from having a touchscreen right on the controller will be worth the added cost is not yet clear.
Right now, PlayStation controllers have a touch-enabled center button that allows users to navigate through menus and other activities with a touch-based interface. The center button also lets gamers acce