Yeah I always like to think like this sometimes, but as far as we know a "reference" doesn't make sense in the brain - it doesn't have access to external stuff

Yeah I always like to think like this sometimes, but as far as we know a "reference" doesn't make sense in the brain - it doesn't have access to external stuff so in the brain context it would be like neurons connecting to a single neuron. Aside from something like a URL a computer can't reference anything outside of itself and I don't think we have a brain equivalent