News In Brief: Apple, AMD, Nokia, BICS, Informa Telecoms & Media

Apple was briefly the second most valuable company in the world yesterday, when a stock price surge temporarily set its on-market value at $267.5 billion (€200 billion)
AMD has issued a profit warning for the third quarter, announcing it expects revenue to be 1-4% lower than in the second quarter. Intel gave a similar warning last month, suggesting that the popularity of mobile devices is cutting into PC sales.
Nokia and AT&T have launched an apps development contest with a prize fund of $10 million (€7.4 million), to boost the number of applications available for North American consumers.
Financial services operator BICS used Nokia Siemens Networks transponders in a 40Gbps optical transmission trial on its fiber network between Zurich and Frankfurt.
Global roaming revenues will grow 86% to $67 billion (€50.1 billion) in the next five years, accounting for 6.3% of total mobile service revenues by end-2015, Informa Telecoms & Media predicts.