Writing at the User Interstices
http://www.stcboston.org/archives/articles/interstices.shtml

Oram, Andrew
Boston Broadside
1990

Abstract:

The most coveted writing assignment in the computer industry is the overview of an integrated software package. It calls for careful pacing, creative metaphor, and lavish graphics, all integrated with the highest skill. Here stands the pinnacle of a career, to be 'writing at the user interface.'