This Clay Shirky talk from Web 2.0 Expo NY ("It's Not Information Overload. It's Filter Failure") challenges the idea that we've got information overload problems (we've had more books than any human could read for hundreds of years), what we have is a series of filter failures, as our systems for managing information abundance are swamped by the growth of information. Web 2.0 Expo NY: Clay... 

Marylin sez, "Even people living in San Francisco may not know there are 68 semi-secret privately owned public spaces in the city, and that's why the concerned citizens of SPUR (San Francisco Planning & Urban Research Association)has made a map that shows the locations of 45 of them, with short descriptions. A POPOS can be indoors or outdoors, on rooftops, past security guards, or beyond unmarked...