"I viscerly [sic] dislike the Facebook blue that the Messenger app got changed to! Like I want to take the time to learn to code it back to purple. It just looks ugly and basic now smh," a third said.

It started with the “blue screen of unhappiness” in Windows 3.1 when the control-alt-delete shortcut was added to exit an unresponsive program, along with dialogue written by former Microsoft ...