Samsung officially Confirmed that Samsung S3 is not comming to MWC. Here is the Statement:
“Samsung is looking forward to introducing and demonstrating exciting new mobile products at Mobile World Congress 2012. The successor to the Galaxy S2 smartphone will be unveiled at a separate Samsung-hosted event in the first half of the year, closer to commercial availability of the product. Samsung stays committed to providing the best possible mobile experiences for customers around the world".

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