OpenCalais. Semantic Web: What Is The Killer App? - ReadWriteWeb. The Semantic Web has been in the making for some time and people think it is nearing maturity.
We have written about this trend extensively, with our two most notable posts being an analysis of the challenges of the classic bottom-up approach and the promise of the new top-down one. Regardless of how the Semantic Web will come about, for it to flourish it needs to hit the mainstream.