Limits of autonomy for personal workstations

The first is need for access to shared information. This need is fundamental; people do not work usefully in isolation. It is an interesting observation that personal computers have created the market for tANS, and that most of the "shared disk" products are actually used to permit logical sharing. This need for sharing means that the user must, of necessity, deal with the problems of external authentication, naming and filing. The only design question is how this is to be presented.