Before "Do Not Disturb" modes were standard on every app, IRC users relied on script-based away systems. BBSoft had a stylish away logger that would tell users who messaged you that you were gone, and log the timestamp of their message for when you returned.
The 1.1.8 helper injected explicit LISP and ObjectARX commands directly into the underlying CAD host's command-line interface. This bypassed manual transcription errors when generating massive point lists, digital terrain models (DTM), or cross-sections. 2. Synchronized Oracle Database Pipes
Here is an in-depth article regarding this tool, its context, and its role in that era of engineering software.