HackerTube / Video
Power is not energy: why the difference matters
Technology Connections
Technology Connections explains the difference between power (watts) and energy (watt-hours) and why confusing them leads to errors. It runs about 52 minutes and uses everyday examples.
HN points to it whenever a thread mixes up power and energy, such as battery specs and solar generation.
5 Hacker News mentions · 2025–2026