This is the "brain in a vat" thought experiment in philosophy. Also the simulation hypothesis. In short, I don't believe it's falsifiable or testable. We can j

This is the "brain in a vat" thought experiment in philosophy. Also the simulation hypothesis. In short, I don't believe it's falsifiable or testable. We can just reason about likelihoods. Relevant to this is solipsism. We also don't have and can't have specific evidence that another being is conscious. At best we can just say that it's likely that they are.