reflection

Gabe Newell, founder of Valve, gives a talk at the LBJ School on productivity, economics, political institutions and the future of corporations. He discusses Valve's hiring and pay, its flat structure and an open-office anecdote.

At CppCon 2017 Herb Sutter presents his work on evolving C++ through compile-time code generation, including metaclasses and reflection. The aim is to make the language both more powerful and simpler by letting programmers express intent directly.

A Bell Labs film in which Dr. J.N. Shive uses a mechanical wave machine to demonstrate reflection, standing waves, resonance and impedance matching. He includes some equations but relies mostly on real-world examples a layperson can follow.

Technology Connections explains how automatic windshield wiper rain sensors work, using an infrared light source and total internal reflection in the glass.

Rick Hartley gives a roughly two-hour live training on proper grounding in PCB design. He explains how energy actually flows in the space between conductors, and how that governs noise, EMI, return paths and signal reflections.

CGP Grey's sarcastic animated video adapted from the book How to Be Miserable, listing habits that reliably make people unhappy. By inverting the advice, it shows what to avoid and prompts reflection on goals and routines.

Noam Chomsky talks with the University of Washington's Upon Reflection about how languages change over time, why a national language is a modern idea, and how language is a system of communication rooted in human nature.

Tom Scott argues that grammatical gender is a silly concept and that the singular 'they' is an established gender-neutral pronoun. The description carries later corrections and reflections he added in 2019.

Clayton Christensen's TEDx talk applying business theory to personal life. He argues that career success is not the right measure of a life and urges attention to relationships and values.

A demo of Brigade 3 real-time path tracing at 720p controlled with an Xbox controller. Depth of field, field of view, reflections and shadows can be altered live.

A short Inside Edition segment on Daniel Kish, a blind man who uses tongue clicks as human sonar to ride a bicycle through city traffic. He explains that he hears the reflections of the sounds off objects.