for me is stable no fc around, battery is good only certain function not working here the list of known issue, they try to fix it just give them sometimes
Vibrator might cause a wakelock
MTP (File Transfer) partially broken
Video Recording is broken
No HW codecs
Camera does not support scene modes
FM Radio does not work.
Phone unnecessarily gets data connection on device encryption password enter screen.
Cannot format external SD
Sometimes duplicates listing of external SD files in the media database
Android OS battery usage DISPLAYS higher than normal.
Sometime wrong SMS selected for forwarding
Format internal instead of external SD when requested to format ext. SD
Transfer speed slows down when screen off
Notification power widget uncustomizable (the widget made it into the repo, but the CMSetting app didn't.)
Gallery face glow FCs
Screenshot shutter sound
No camera zoom
Camera crashes when changing resolution
TV Out broken on sleep
TV Out not working for HW-decoded video (probably won't be fixed)