Because this is one variation of a series, with the stuff disabled that other versions have turned on.

Apparently the touch screen functionality can be activated by required apps. 👀 "*All social media & browsers are blocked at system level, while other apps like work and email are left out of our app store. Patent pending. †Touchscreen activates for required apps. ‡iMessage requires one-time Mac access and installation of OpenBubbles on the Callback."