Changelog .201 z XDA:
There is nothing new in the themes and appearance.
Bugs have been fixed
LED Bug - Fixed
RAM Bug - Fixed - Now there is about 300MB RAM free
Bravia Engine - Not sure / Needs to be checked
Overheating - Fixed
Battery Usage - Fixed
Touch screen response - Fixed
Screen Flickering - Fixed
Camera - Worked for me even in 0.266 so there are no changes in my phone. Other users can leave their comments below and I'll update this post.
Pros-
Stock ROM - Warranty will work
Available Ram - Available RAM Is sufficient for doing most things.
No risk of bricking
Cons -
Root not available