

instant mono face 2 multi face (cheap, more permanent, moderately efficient in KM, inefficient in knowledge creation, efficient meta data).instant IRL mono/multi face 2 mono/multi face (expensive, very temporary, inefficient in knowledge management, efficient in knowledge creation, moderate/efficient meta data).instant low contact digital face 2 face, like: Instant Messaging (cheap/expensive, no meta data).instant full contact digital face 2 face, like: Instant Messaging or video conferencing (expensive, little meta data).delayed digital interaction (very cheap).

temporary physical archiving -> for: high usage reference data (very cheap, fast access, high usage, no/low meta data).permanent physical archiving -> stuff required by law (very expensive).digital archiving (cheap, permanent, steadily growing, low usage, high in meta data).

I discovered it when setting up an IF-MS ( Information Flow Management System) policy. Here is a small list that might be usefull to realize. Supports as many users at once as you have bandwidth for.

And, even then, files will still be sent directly. Actually, ICQ uses a direct connection between users to send messages, unless you go to the Preferences dialog and specifically tell it that it should send messages through the server.
