I much prefer the RDF graph data model over the document-centric tree model of JSON or XML for representing data. It's too bad the need for RDF to be a solid fo

I much prefer the RDF graph data model over the document-centric tree model of JSON or XML for representing data. It's too bad the need for RDF to be a solid formal knowledge representation format trumped more practical concerns (like being able to represent an ordered list in a simple manner).