Seems to me that if a node can have multiple edges pointing to it, and an edge can point to multiple nodes, nodes and edges are effectively the same thing, or a

Seems to me that if a node can have multiple edges pointing to it, and an edge can point to multiple nodes, nodes and edges are effectively the same thing, or at the very least have identical properties. Am I missing something? I suppose it's a useful convention to still partition a hypergraph into nodes and edges.