Apple, Microsoft, Ubuntu, and the makers of your favorite productivity software are selling you on an ecosystem, one in which each version arrives with nothing but new features. You're not making a choice, you're upgrading. It's more for coders and acccessory makers to worry about the differences between Android 2.3 and 4.0, Gingerbread and Ice Cream Sandwich (or wonder where 3.0, Honeycomb, went off to). You? You should just know that they're working on updates, and they'll have a name just as soon as a marketing executive's 13-year-old niece thinks of a good one.
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