Red dots rely on batteries.
And guns rely on ammo.
So before you leave the house, make sure there's ammo in your gun, and the optic is turned on.
It really isn't hard.
This guy seems pretty confident his red dot is working, and he's far from home.
With iron sights, your eyes must constantly shift focus between the rear sight, front sight, and the target. A red dot allows you to keep both eyes open and focus purely on the target. The dot simply overlays your vision. But
dots rely on batteries, can suffer from hardware malfunctions, and require you to keep the glass clear of dust, lint, and moisture. What do you trust for EDC?