As/if presentation nodes begin to host more entities as children, these lists
will be added to. One list property exists per type of entity that can be
treated as a child of this presentation node, and each holds the identifier of
the entity and any associated information needed to display the UI for that
entity (if anything)
As/if presentation nodes begin to host more entities as children, these lists will be added to. One list property exists per type of entity that can be treated as a child of this presentation node, and each holds the identifier of the entity and any associated information needed to display the UI for that entity (if anything)