OVERVIEW This is the story of how one of the new natural language processing products reached the marketplace. On the surface, it is the story of one NL researcherturned-entrepreneur (yours truly) and of one product, Q&A. But this is not just my story: It is in microcosm the story of NL emerging from the confines of the academic world, which in turn is an instance of the old theme "science goes...

The Hypermedia/Time-based Structuring Language (HyTime) is a recently adopted International Standard (ISO/IEC 10744:1992). The paper presents the need and potential for HyTime, provides a brief explanation of its various facilities and shows how it may be applied to good effect in various situations, with particular reference to hypertext interchange from Microcosm (an open hypertext system). I...