A dual-display Galaxy S11 would be risky but Samsung toys with the concept anyway - Android

There have been efforts to tack an extra small screen somewhere on a phone before, but a fully functional second display on the back? That used to be in the realm of concept renders and wishful thinking until just last year.

Move aside, notches and punch-hole displays, dual-screen phones are unorthodox but sound like finding the Holy Grail on the neverending quest for "all-screen" handsets! ...