That's a ... terrifying way to think about HTML. HTML is not a serialization of code objects. It is a document authoring format. The DOM is just a way of model

That's a ... terrifying way to think about HTML. HTML is not a serialization of code objects. It is a document authoring format. The DOM is just a way of modeling the documents so that code can perform various transforms on them. But the document is the important part, not the model.