DMT has a certain popular reputation – that of something discombobulating, inscrutable, not necessarily for the faint of heart.
While I do believe DMT is capable of providing a comprehensible and even wholesome experience, it definitely deserves its reputation as an extremely powerful psychedelic. While it may only last twenty minutes or so, you might encounter situations which challenge foundational aspects of your belief system.

The risk involved is clear: the unprepared mind may start believing things which are bad for its ongoing well-being. Of course, the inverse is also true: DMT may help dislodge bad priors, break you out of unproductive behavioural patterns, or introduce you to new, more compelling models of reality.
This... (read 2189 more words →)
I agree that it's unlikely we could ever be 100% confident in some proposition here. But, with sufficiently high fidelity neurostimulation protocols (likely invasive ones) coupled with direct reports, I remain optimistic we could develop something like asymptotic confidence in a given theory of consciousness.
I doubt we could ever keep the armchair philosophers happy. But for the consciousness engineers (i.e. the people who actually want to do something with a theory of consciousness), I think this should suffice.