Makes sense; I use emacs in addition to just the emacs-like readline bindings, so C-u conflicts with "prefix argument". I also nest screen sessions using ^Z a

Makes sense; I use emacs in addition to just the emacs-like readline bindings, so C-u conflicts with "prefix argument". I also nest screen sessions using ^Z as the outer one's escape key and ^O as the inner one's, partly so I can use C-a / ^A.