After nearly two years in the making — and plenty of hype — Powerset has finally rolled out a "natural language" search engine. It’s not a Google killer. It’s barely a business model right now. But at least it’s something the world can finally play with, and under the hood, there’s lots of potential.

By the time you read this, the Powerset site should have changed into a tool that allows you search against material within Wikipedia. Why bother using Powerset rather than using Wikipedia’s own search tool or even Googleset to look only within Wikipedia pages? The Powerset pitch is that you’ll get better results because Powerset’s technology has read and understood what every word within Wikipedia actually means.

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