Why do people celebrate being incompetent?

Why do people talk about being unable to do basic things in a good way? Like what do you mean you burnt microwave Mac n cheese because you didn’t add water? How!? I understand if you’re dyslexic and can’t read the instructions but come on people, or the people who brag about having a low gpa like it’s a good thing, like, congrats on going nowhere in life, I just don’t know man