Much riding on success -- or failure -- of Palm Pre

(AP) -- When Palm Inc.'s and Sprint Nextel Corp.'s latest bundle of smart phone joy, the Pre, arrives Saturday, it will be entering an increasingly crowded market backed by parents that have a lot riding on its success.

Wireless innovation faces roadblocks

Sometimes you can recognize a revolutionary upheaval only in hindsight. You look back years later and think, "Oh yes, that was the moment when everything began to change. And we hardly even noticed at the time."

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