Reflections on science, technology, and computing — leavened by personal experience


After the Chinese surveillance balloon was shot down, there was speculation the U.S. may have later downed a $250 amateur science project.

The explosion of tailored communications and personal preferences can trap any one of us in a self-reinforcing echo chamber.

The lesson of the stochastic cusp catastrophe: disruptions cannot be immediately inverted; complex dynamic systems involve hysteresis.