Triangles taste better. That’s just science.
Triangles taste objectively worse. The acute 45° angles are not effective at retaining sandwich contents so you are just tasting plain bread.
By cutting orthogonally you create 90° corners on each segment, allowing a uniform distribution of delicious filling throughout each sandwich segment.
That’s just maths.
Someone needs to learn how to hold a sandwich!
What it does actually give you is a nice spot to hold the sandwich while you bite off the appropriately sized end pieces.
Grey is not the best color for a sandwich
But if you cut it in a very specific order, it can give you enough calories to kill god
Not cutting the sandwich gives you less sandwiches.
Actually cutting the sandwich cause some amount of crumbs and some amount of sandwich ends up on the knife. It’s a minuscule amount but a uncut sandwich gives you the most sandwich.