In his "Web Meets World" talk at the Web 2.0 Expo in New York last September, Tim O'Reilly described where he saw the web heading. "The next stage of Web 2.0 is going to be driven by sensors," he said. "We are moving out of the world in which people typing on keyboards are going to be driving collective intelligence applications." Like all transitions, the incorporation of data from the physical web onto existing platforms is gradual. We are just beginning to see applications surface and the best is still ahead of us. Here are a few observations, predictions and implementations of this emerging trend.