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Mobile revolution, economy trip up tech giants

(Reuters) - Mobile may be the future for technology, but even with the worldwide proliferation of high-powered devices like smartphones and tablets, some companies are struggling to maintain consistent revenue streams.

Earnings disappointments this week from Intel Corp, Microsoft Corp, Google Inc and AMD underscore how Silicon Valley, both the old guard and new, is struggling to profit from consumers' waning love affair with the stalwart PC and infatuation with mobile -- the most significant tectonic shift in the industry since the advent of the Internet.

That bodes ill for companies reporting next week that are highly leveraged to mobile advertising and services -- most famously Facebook Inc, which raised a tumult by warning about over-inflated expectations of its mobile business just before its seminal IPO.

Amazon and Apple Inc are expected to fare better, analysts say. Apple, which reports Thursday, is struggling with capacity constraints and supply hiccups -- but analysts contend that's a good problem to have because it's spurred by raging mobile hardware demand.

Amazon and eBay Inc, meanwhile, are succeeding in reaching consumers through mobile devices, particularly Amazon with its cut-rate Kindle Fire tablets. About 800,000 shoppers made their first-ever eBay purchase through a mobile device. More...

10-19-2012 18:22