Pointers are probably in the same category (ha). Notoriously difficult to grasp as a beginner, notoriously difficult to understand why they're difficult to gras

Pointers are probably in the same category (ha). Notoriously difficult to grasp as a beginner, notoriously difficult to understand why they're difficult to grasp after you "get it", and rife with subpar analogies like "pointers are like the numbers on your house".