From the Debian stable, Siduction is possibly the most cutting edge distro I have used. Siduction is based on Debian Unstable and ships with the latest KDE, LXDE (former) and XFCE desktops with a range of updated packages. The latest developmental release 14.1.0 Dev ports the latest buzz in the Linux world "LXQt" or the next gen fusion of LXDE and Razor-Qt desktop environments. I am an admirer