Lets talk about the 5 Guys fries again...
French fries are not just fried potatos. There is a bit of an art to it. That is why McDonalds fries are the best.
There is no subtleness to the 5 Guy fry.
It tastes very earthy and very much like a potato.
You may like this and more power to you.
And not only catsup, but sometimes garlic mayo or bleu cheese ranch.