Descartes Substance Dualism Argument from Imagination I think it makes it easier if you are naturally skeptical: "I don't believe any of the information I'm getting. Fake news could be everywhere. Only the fact that signals are being experienced is incontrovertible. That proves that at least I exist." I get that.
The progress of the argument towards the existence of God is to me more effortful, and the control of matter by the mind via the pineal doesn't seem to be what my mind does at all.