Agreed, at the end of the day, Programming is just structures and functions that operate on those structures. Languages like Java tell you that's a "class" and

Agreed, at the end of the day, Programming is just structures and functions that operate on those structures. Languages like Java tell you that's a "class" and do some extra nice book-keeping to make it much more clear to say dog.bark() (as opposed to, for example, dog->bark(dog) as you might do in C), but there's really nothing super fundamental about it.