The Steps to a Universal Online Tutor
davidvandegrift.com
davidvandegrift.com
I think Stephenson side-stepped some of the identified hard AI problems by indicating the visualized primer was designed towards children and teens in mind with a pre-configured topic "curriculum" (addresses some of Navigating a Semantic Graph and Knowledge Ingestion Engine), and the original primer used "ractors", professional actors who voiced and emoted avatars in the primer with appropriate cues from the primer on what to say, etc. (addresses Natural Language Understanding and Natural Language Generation).
[1] http://proto-knowledge.blogspot.com/2011/11/building-young-l...
[2] https://medium.com/message/the-kindle-wink-4f61cd5c84c5#.1bx...
[3] https://www.quora.com/Who-is-making-Primers-inspired-by-the-...
[4] http://marginalrevolution.com/marginalrevolution/2012/08/the...
[5] http://forum.xprize.org/t/a-young-ladys-illustrated-primer/3...
These past few weeks contained an announcement which is probably the last one.
I use a tiny component of it every day, and my current project leverages different types of AI.