By externalizing your ideas in a variety of formats — text, sketches, photos, videos, documents, diagrams, webclips, hyperlinks — you create a system of distributed cognition across “artifacts” that can be moved, edited, rearranged, and combined. You don’t need “artificial intelligence” to do the thinking for you (the stupidity of even the most advanced personal assistant app is testament to this). You just need visual and spatial anchors for the most advanced supercomputer on the planet — your

