saw it a long time ago, and even tried to contact the dev as he is one of the TMO users, but he didn't responded

talk.maemo.org/showthread.php?t=33572
labs.qt.nokia.com/2009/10/27/qgraphicsview-is-a-hummer-plasma-is-the-luxury-version/
www.youtube.com/watch?v=040BbTRLKdM
ervin.ipsquad.net/2009/10/27/the-rise-of-the-kde-maemo-effort/
digitizor.com/2009/10/11/kde-plasma-widget-in-nokia-n900/
www.youtube.com/watch?v=040BbTRLKdM