While I do not profess to know how AP is structured under-the-hood (bonnet!), it seems like a lot of the tools are implemented in a real-time, live way that seems as if they would work in a node-based workflow.  For example, the node editor in Blender or Davinci Resolve.  If this is the case, it would be an incredibly terrific feature if the user could select between the current "traditional" interface and workflow for AP, or a node-based interface.  I would love to be able to create an image-pr