Matthias Ettrich dropped this note to the list on the future of KDE's session management.
Hooks are already present to support either as well as some proof of concept code.
Meanwhile, the Konqueror developers have been busy coding many other improvements. Some other KDE quickies. This week, Christian Esken sent out a call for KDE multimedia developers along with a description of the current multimedia projects. Preston Brown made version 0.9 of the Desktop Entry Standard available with at least one more version forthcoming.