Extropic founder @beffjezos predicts 1000X more efficient AI inference could have a multi-trillion-dollar impact on the economy: "It shows it's possible to create arbitrarily scalable models on a new hardware substrate. We released our first results about a year ago, and it was MNIST, which is the very early days. It's the '80s of machine learning." "Today we have models that are GPT-2 level that can run on our hardware. Algorithmic progress is blazing fast." "If we can get to 1000x greater…