> If you believe that what we describe as "consciousness" is emergent from the ideas a material brain develops about itself, then it's in fact not logically pos

> If you believe that what we describe as "consciousness" is emergent from the ideas a material brain develops about itself, then it's in fact not logically possible to have a world that is physically identical to ours yet does not contain consciousness. This sneaks in an implicit axiom: that the brain is not only necessary, but is also sufficient, necessarily, for consciousness (implicitly ruling out some unknown outside, non-materialistic force(s)).