It looks like sony didn't care for us ( Z-C6602) because other model already received their kit kat chocolate, I will switch either to Lenovo or Oppo as a protest to Sony, expensive product but very slow OS support, shame on u sony. I even ask all my friend not to buy Sony product anymore, they simply left the old model behind. I think my Z just a year back model, not that too old to be left behind. I really upset with this.
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