> There was talk of a version 4.1, which would include this functionality, being released “soon” — but that talk was as far back as February 2007, and GNU Scree

> There was talk of a version 4.1, which would include this functionality, being released “soon” — but that talk was as far back as February 2007, and GNU Screen 4.1 still has not materialized. Fedora 15 comes with screen-4.1.0-0.3.20101110git066b098.fc15.x86_64. It's not an official release, but it doesn't mean that user can not benefit from new features like the vertical splitting mentioned by rbanffy.