...I want to discuss the possibility that we are living at the end of a great arc of history, which began with the invention of moveable type. There have, of course, been other transformative steps in communication during that half millennium – the invention of the telegraph, or radio and television, for instance – but essentially they were continuations of an idea of communication that involved one person speaking to many.

That's not dead as an idea. But what's happening today – the mass ability to communicate with each other, without having to go through a traditional intermediary – is truly transformative....

Online edition of the newspaper's news and commentary.

In March of this year, National Public Radio (NPR) revealed that by the end of 2008, 23.6 million people were tuning into its broadcasts each week. In fact,

EveryBlock is a local news Web site with a twist: it offers news down to the block level. Enter any address in one of the 11 supported cities, and you'll see news articles, blog coverage, crime reports and a wide variety of other local information, all updated throughout the day.

Microblink was founded on July 27, 2008 as a weblog to provide the latest news and thoughts surrounding the world of microblogging. In addition to providing news, the site is dedicated to providing commentary on microblogging usage and its future as a communication channel. Coverage on the site spans across all communities, platforms, applications and services in this budding industry.

IndividUrls lets you build your own custom news aggregator with content from the sites that you are interested in.

Here are the stories from nytimesriver organized by keyword into an outline. The most frequent keywords are listed first.