book
Get flash to fully experience Pearltrees
online_learning
Books
Network effects from user contri butions are the key to market dominance in the Web 2.0 era. — Tim O ’ Reilly Link by link, click by click, search is building possibly the most last ing, ponderous, and significant cultural artifact in the history of humankind: the Database of In tentions. — John Battelle, The Search
Dive Into Web 2.0: Objectives and Outline