I think given that it's been trained on everything ever written, we should suppose the answer is no. It has always been possible, in the last century, to build

I think given that it's been trained on everything ever written, we should suppose the answer is no. It has always been possible, in the last century, to build a NN-like system: it's a trivial optimization problem. What was lacking was the 1 exabyte of human-produced training data necessary to bypass actual mechanisms of intelligence (procedural-knowledge generation via exploration of one's environment, etc.).