Most people believe Mobile ESPN failed because it either provided redundant technological features or not enough of them.

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The technological and economic features of the industry are also such that a single provider is often able to serve the overall demand at a lower total cost than any combination of smaller entities could.

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That is because, while the plots and jokes of movie sequels are mostly thinner than the original, there is scope to improve on a successful game with technological enhancements (such as better graphics) and features such as new weapons, vehicles or character abilities.

ECONOMIST: Video games

Online clothiers have come a long way thanks to goodies like free shipping and hassle-free returns, plus technological advances that let Web customers see richer images, zoom in and out on product features and compare many different colors.

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