Here's a talk in the 80's from Douglas that covers some more details: https://archive.org/details/XD302_86ACM_Prese_AugKnowledgeWorkshopParts1and2 https://arch

Here's a talk in the 80's from Douglas that covers some more details: https://archive.org/details/XD302_86ACM_Prese_AugKnowledgeWorkshopParts1and2 https://archive.org/details/XD302_86ACM_Prese_AugKnowledgeWo... The Q&A session at the end is very interesting. People asking about gestures and using a pencil (stylus) instead of a keyboard (note this is back in 86).