Well the different keybinding drastically drops my level (and skill)... when I'm using O2 keybind I could pass Lv.10 below charts and when using the DX/BMS keybind only Lv.5 below 'w'
too bad there aren't any e-amuse arcades nearby so i don't really care either way *crosses fingers that the arcade in the asian megamall opening here in 2017 at least has DDR*