Because the easiest way to control someone's decision isn't to control their hand It's to control their attention.
While you're watching the obvious thing, something important is happening somewhere else.
A flashy headline... A huge percentage gain... A countdown...
“Everyone is buying this” “Don't miss that”
Your attention gets pulled toward the exciting part, and while you're looking there, you might forget to ask the boring question: “What am I actually risking?”
The best financial defense isn't knowing every trick
It's knowing when someone is trying to direct your attention