I remember first hearing about this demo in the book "Fire in the Valley." It was amazing reading about what was unveiled in one demo. Here is a link to a sec

I remember first hearing about this demo in the book "Fire in the Valley." It was amazing reading about what was unveiled in one demo. Here is a link to a section on Google Books: https://books.google.com/books?id=-g5QDwAAQBAJ&pg=PT387&lpg=PT387&dq=%22fire+in+the+valley%22+engelbart&source=bl&ots=1w89-SfVlh&sig=ES9ady21kj1OQN6wv56lezNsSpE&hl=en&sa=X&ved=2ahUKEwj0ubLEhZbfAhXkqVQKHdK6DrIQ6AEwBHoECAEQAQ#v=onepage&q=%22fire%20in%20the%20valley%22%20engelbart&f=false https://books.google.com/books?id=-g5QDwAAQBAJ&pg=PT387&lpg=...