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The HTC One X+ turned out to be a monumental failure as the Taiwan based manufacturer was aiming to produce a top-shelf model to compete with the Samsung Galaxy S III; the phone itself was an attempt to upgrade the HTC One X which was an even poorer attempt to compete in the high end of the Android handset market...
Source: http://www.phonearena.com/news/HTC-One-X-gets-BlinkFeed-and-more-with-Android-4.2.2-update-in-Asia_id46216