If Jason and Pluto somehow took a page out of the Prince and the Pauper playbook, it’d be the ultimate statement in Jordan Peele’s examination of class warfare by means of infiltration.
Over time, there’s always the possibility there are clues in Us that will surface to either reinforce or reexamine the theory that Jason was really swapped for Pluto.
That said, if more supporting arguments emerge to support that suggestion, and they pan out, I honestly wouldn’t be mad.
For now though, let’s consider that theory sent back underground, because it has no place here.