[Q] 4.2.2 or 4.3 topic

Hi guys im just Confused between 4.2.2 and 4.3 so whats you advice me 4.3 smoother brighter and camera apps are awsome themes nice but i cant root it and i need to root it and also battery life is bad . And 4.2.2 i can root it battery life better but i have ftf file for 4.2.2 its have bug thats sometimes when i reboot Automaticly delets a system apps sometimes its delete apps i need them.
SO now 4.3 no root or 4.2.2 with root and bug?