Sure. Problem is, if you can see the two disagreeing AoA indications, then you will get the "AoA disagreement" warning light/message, even though you don't need

Sure. Problem is, if you can see the two disagreeing AoA indications, then you will get the "AoA disagreement" warning light/message, even though you don't need it. Conversely, if your airline has not ordered the optional AoA indicators, and you'd really want the "AoA disagreement" warning light/message, you don't get it.