It isn't hard to see why Charles "le cost killer" Ghosn is trumpeting his early achievements.

CNN: Business Buzz

But the real cost-killer is transporting paint long distances.

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The most important question for companies like Palm and Psion isn't the cost of the infrastructure, but "how to get those killer apps out on the market in a friendly way, " Yankowski said.

CNN: Palm, Psion see affordable 3G wireless coming

Finland's Nokia is widely expected to become the latest handset maker to take a crack at building an iPhone killer with the debut this week of a low-cost, touch-screen phone dubbed the Nokia 5800.

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