These questions take us to the brave new world of Epistemology, Ontology, Information and Security Architecture, the ubiquitous GUIs, context searches, and so on.
Epistemology sounds complicated, in the abstract, but what digital technology has enabled are platforms through which we can build mental models and play with them.
She has been responsible for the Research Center for Philosophy and Epistemology School of Graduate Studies in Humanity and Society since July 2009 and was Vice-President of the Scientific Committee of CODESRIA until recently.