Tim Culpan is a technology columnist for Bloomberg Gadfly. He previously covered technology for Bloomberg News.

The iPhone turned 10 years old on Thursday.

Apple Inc. has made numerous changes to the iconic device, which has sold more than a billion units since it first appeared in stores a decade ago, including a front camera, faster connection speeds and improved displays.

One thing that hasn't changed is Apple's reliance on China -- and Taiwan's Foxconn Technology Group -- to make what is now the company's most important product. The iPhone's introduction was a boon to the Chinese cities where it's assembled, prompting countries from Indonesia to Brazil to try to replicate the model.

Now U.S. President Donald Trump wants in on the action. That's not likely to pan out as he hopes. Here's why:


This column does not necessarily reflect the opinion of Bloomberg LP and its owners.

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Tim Culpan in Taipei at

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Paul Sillitoe at