What Are Color Gamuts and Color Spaces in TVs and Monitors, and Do They Matter?

WIRED: Back in the 1950s, when color TV was invented, everything was simple. TVs were either color or black-and-white, and you could tell at a glance which was which. Today, you can find TVs and monitors that somehow promise more colors, but what does that mean? And why do manufacturers use confusing jargon like color spaces and color gamuts to explain it? Let’s break it down.