Fig. 3.
The imposition of the spatial proximity criterion means that the boundaries of an extended cognitive system no longer reach out to include a set of Web-based resources. The result is that we have two systems—a Web-based system and an extended cognitive system—however, the extended cognitive system no longer counts as a Web-based system. This is sufficient, it seems, to rule out claims of Web-extended cognition under the terms of the definition proposed in Section 2.1