Tim O'Reilly attempts to clarify just what is meant by Web 2.0, the term first coined at a conference brainstorming session between O'Reilly Media and MediaLive International, which also spawned the Web 2.0 Conference.
A video by xardesvives - Aplicaciones educativas de la llamada Web 2.0 o Web Social. Documento elaborado por el Area del Portal Educastur y Servicios Educativos en Línea, de la Consejería de Educación del Principado de Asturias.