This essay is part of The Launch Sequence, a collection of concrete, ambitious ideas to accelerate AI for science and security. Summary Every major leap forward in AI progress has been accompanied by a large increase in available data to support it. However, AI leaders often warn that we have reached “peak data” — that all human data for training AI has been exhausted. Our analysis suggests that this view may not capture the whole picture. While not all AI systems report their training data size...