I know what a gate is for. My question was trying to get you to explain the middle ground between the extremes. That it is hard to visualize/imagine is kind of

I know what a gate is for. My question was trying to get you to explain the middle ground between the extremes. That it is hard to visualize/imagine is kind of my point. The UAC prompt is an excellent example of a potential middle ground that is definitely a gate but a near useless one.