This is a CRT.
See how the shadow mask and triads work.
Picture of a genuine real monitor.
And you thought triads were too flaky to be real.
Trust me again?
Really understand triads. See how these things can't be pixels?
Interlacing. And you thought triads was a hairbrain scheme.
Display controller ("video card" for normal people) block diagram.
True color ...
versus pseudo color.
More true color ...
Versus pseudo color.