This column is a little cheerful, slightly analytical, both confident and tentative and just a tiny bit angry. But mostly, it’s open, agreeable and conscientious. At least that’s what IBM’s Watson thinks.

Last week, IBM revealed that its Jeopardy-winning supercomputer has a new capability. It’s called Watson Tone Analyzer. You can use it like spell check, except instead of checking your spelling, it checks the “tone” of your writing. (And, by the way, when I say you can use Watson Tone Analyzer, you can literally use it right now on IBM’s experimental public page.)

Watson Tone Analyzer is part of a new generation of writing tools that go far beyond the old spelling and grammar check. Instead, they help you polish and perfect your writing to achieve very specific goals.

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