Esto es lo que nos preguntan los chicos de Flickr:

“Many exciting new web sites and services are associated with the concept of “Web 2.0.” But what does “Web 2.0″ really mean?
Current use of the term is focused on the concepts of the web as a read/write platform, using APIs to create new services, user-generated content, and the concepts of reuse and remixing.”

Eso sí, hasta aquí puedo leer…