From Technology Review, the Semantic Web goes mainstream: Radar Networks is unveiling a new tool that provides a smarter way to find information and increase productivity. Images uploaded to photo-sharing websites like Flickr could find a surprising new application – they could help build accurate 3D models of the real world. What’s Russian for "hacker"? A formula for Web schemes: a lot of mathematicians, a lax legal system and Western targets. Can Google kill PowerPoint? A look at how mighty Google is ringing changes by aiming to break open the closed world of social networking (and more). From Carnegie Council, a talk with Cass Sunstein on Republic 2.0. Where's my free Wi-Fi? Why municipal wireless networks have been such a flop. Even though online advertising is growing fast, that growth is

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