By Shara Tibken The Korean electronics giant is shifting gears again with its troubled mobile operating system, now aiming for affordability as a key characteristic of Tizen smartphones.

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Source:: http://cnet.com.feedsportal.com/c/34938/f/645093/s/40a19a7c/sc/28/l/0L0Scnet0N0Cnews0Ctsk0Etsk0Etizen0Ehow0Esamsungs0Eos0Estumbled0Eand0Eaims0Eto0Erise0Eagain0C0Tftag0FCAD590Aa51e/story01.htm