12 AM and 12 PM makes no sense, because none of them really means noon, while both of them are 12 before noon and 12 after noon just because you got used to me

12 AM and 12 PM makes no sense, because none of them really means noon, while both of them are 12 before noon and 12 after noon just because you got used to meaning of this nonsense, it doesn't mean it's right