Curt <curty@free.fr> writes: >> that provoke the behavior. If I do any of them I see something very >> like a chicken blink. Like when a chicken blinks its inner eyelid. >> The white one, the one humans don't have. > > Visual bell turned on? I get a fowl flash too when it's enabled. Haa, thanks. And I found the culprit too. A line in .Xdefaults: *visualBell: true