With reflowing text added to tmux, and giving that "Lots and lots of bug fixes, fixing memory-leaks, etc." the benefit of the doubt, then I would say that unles

With reflowing text added to tmux, and giving that "Lots and lots of bug fixes, fixing memory-leaks, etc." the benefit of the doubt, then I would say that unless you have a specific use case of screen (and if you do, you know it) then you should be using tmux.