Why is PBJ so good?

Why do so many people rave about the classic combination of peanut butter and jelly, commonly known as PBJ? Is it the creamy, nutty taste of the peanut butter that pairs perfectly with the sweet, fruity flavor of jelly? Or is it the nostalgic memories associated with childhood lunches, making PBJ a comfort food for many? Could it be the convenience factor, allowing for a quick and easy sandwich to take on the go? Whatever the reason, it's clear that PBJ holds a special place in the hearts and taste buds of countless individuals. But what exactly makes it so irresistible? Let's delve deeper into the mystery of PBJ's allure.