Have you ever seen the complete opposite? non-DRY all over the place? No variables or constants defined, same values manually inserted all over the code? Or sam

Have you ever seen the complete opposite? non-DRY all over the place? No variables or constants defined, same values manually inserted all over the code? Or same code with slight differences duplicated all over the place. - When you see that, you'll realize how useful the DRY principle is.