The smartphone market really heated up in the second quarter as Samsung widened its lead over Apple and became the most profitable handset vendor in the world, but there was also some drama in the overall mobile handset market. According to market research firm IDC, global mobile phone shipments grew 6% on-year in Q2 2013 to an astounding 432.1 million units. As impressive as that figure is though, it represents only a marginal improvement over the first quarter’s 428.8 million units. Samsung was the top mobile handset vendor in the world by a huge margin according to IDC’s data. The South Korea-based giant shipped an estimated 113.4 million cell phones worldwide in the second quarter to take 26.2% of the

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