I think what OP means in the case of Joe Armstrong's comment is that Erlang follows the original conception of OO, as defined by Alan Kay, in which code is stru

I think what OP means in the case of Joe Armstrong's comment is that Erlang follows the original conception of OO, as defined by Alan Kay, in which code is structured as black boxes passing messages and has nothing to do with semantics. It's true though, it's become such a muddy term.