temporarily creates or encourages connections between typically unconnected parts of the brain
Does this imply that you could potentially practice connecting those "typically unconnected parts" (through meditation or other) such that this substance would have little or no effect on you neurologically?
Terence's picture of meditation is pretty superficial (in the above clip, in particular); it is not fair to compare what he is presenting as a view of 'meditation' as deep meditation.
Meditation on par with psychedelic drug use would be more akin to vipassana-style meditation.
A large part of Shamanism that occurs between entheogenic ritual is intentional "melding" of states. Shamans are instructed to try to harmonize their senses, see their smells, taste their vision.
If you work out all the time, would steroids have no effect on your body? Of course no one would say no to that, the steroids would enhance it even further.
Does this imply that you could potentially practice connecting those "typically unconnected parts" (through meditation or other) such that this substance would have little or no effect on you neurologically?