Even Blade Runner made over a decade later (1982), had number pads on its video phones despite touch screen technology being available in real life (PLATO termi

Even Blade Runner made over a decade later (1982), had number pads on its video phones despite touch screen technology being available in real life (PLATO terminals, for example). Yes, maybe failure of vision, but remember until the smartphone era a decade ago (where screen space became all important) even mobile phones generally still had a physical number pad under the screen.