Frontiers
A recurring theme across Andrew’s notes. Not just intellectual frontiers — frontiers at all. Frontiers of knowledge, frontiers of technology, frontiers of governance, frontiers of culture.
Andrew maintains a Frontier page on Vienna.
Related reading: Samo Burja, “How to Find the Frontier of Knowledge”
The Open Problems page is essentially a frontier map — a catalog of where the edges are and what’s worth pushing on.
See also: My Principles — “discover your affordances” is fundamentally about helping people see what’s at their own frontier.