When traveling to a foreign country, the exchange rate may not always be in your favor, but your iPhone is as good as gold -- and with the markup you can charge, it may be better than gold.
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"Stock's in a free fall," Gordon Gekko tells Jacob in the 2010 movie Money Never Sleeps, the sequel to the 1987 blockbuster Wall Street.
Kyle Wiens and his team at iFixit, a Web site that provides free repair manuals and advice forums, are some of the smartest Apple geeks around. They've taken apart countless iPhones, Macs and iPads to see what makes them tick-and, of course, to find out how to repair them.