We didn't put or effort only in the mobile environment or the new declarative "way of doing plasmoids", but the general polish of the traditional desktop shell, the "most immediate need" for users is quite high on our priority list too.
I already extensively talked on this blog about the new QML declarative AppletScript that will be present in the upcoming 4.6 release of the KDE Platform and how is important especially in the light of the QtComponents project.