Yes there is. There are a lot people have no idea what makes a good sandwich. They will happily put turkey, Miracle Whip, and two Kraft singles on 11-grain honey wheat Wonderbread and go about their day fully convinced that they made something delicious and healthy.
The fact that >50% of Italian sub shops default to not putting onions on their torpedoes is a testament to how far we've fallen as a culture.
This comes across as projecting personal preferences as universally superior.