Will iPhone Mess Up Cell Phones Upgrade Cycle?

With the advent of touch-screen cell phones, I think consumers might stop replacing their phones every 18 months. Here's why: Touch screens will allow users to drastically change their phones' look and feel with simple software upgrades. So, why splurge on a new phone?
Olga Kharif

Could Steve Jobs' iPhone mess up cell phone upgrade cycle? I think that's a possibility.

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