Milestones missing at mobile fair

The technology industry has sucked in a deep breath and paused for reflection. At the annual Mobile World Congress here — traditionally a place to introduce products that blend computer and phone functions in novel ways — there were no breakthrough products this time.

The technology industry has sucked in a deep breath and paused for reflection. At the annual Mobile World Congress here — traditionally a place to introduce products that blend computer and phone functions in novel ways — there were no breakthrough products this time.

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Tablet computers generated excitement, although hardware makers promoted modest variations rather than new concepts that would take on Apple’s iPad.