After four years of iPhones, jailbreaking etc I decided to move over to Android .. so if you own a Note2 this may help you a little, btw guides like this do get outdated pretty fast ..
* Upgrade the Keyboard and the Camera to Android 4.2 http://forum.xda-developers.com/showthread.php?t=1966302
Good Optional Software
Good Music Software
Btw you can use a Sony PS3 Dualshock controller with the Note2 ..google it ..