The speed is just amazing !!!
New default launcher (Trebuchet 0.2) is very fluid after unchecking "Scroll wallpaper" and then checking "Wallpaper quick render" from Launcher menu!
Unlock "Developer Options" menu by ticking "Build number" 7 times (just try and set animations to: 1x - 05x - 05x)
No more flickering in Camera or Youtube.
DSP Manager seems to work well.
FM Radio works with SPIRIT app.
No notification led.
FC in Settings -> Wi-Fi -> [Menu] -> Advanced (not really important)