It's worth grabbing the latest version of screen from git and installing it. That way you get vertical splits with ctrl-a ctrl-|. If you're running a new versio

It's worth grabbing the latest version of screen from git and installing it. That way you get vertical splits with ctrl-a ctrl-|. If you're running a new version of Ubuntu, you already have this. Building screen isn't too hard. Run the autogen.sh script to generate the configure script.