has long been the fashion to talk of human performance as if it were dependent on a particular socio-technology fabric. Yet Engelbart felt that what was important was not the particulars of that fabric, but its nature. He called the nature of that fabric.

Central to his realization was a Dynamic Knowledge Repository(DKR)capable of enabling the concurrent development, integration and application of knowledge (CoDIAK). Such a DKR would itself besubject to the CoDIAK process.