11h agoEpoch AI finds open-weight models lag proprietary systems by four months, though Ethan Mollick argues the practical gap is widerOpen-weight models remain fragile when handling out-of-distribution tasks.SentimentSentimentPos41.7%Neg58.3%Positive users accept the reported four-month lag for open-weight models due to major cost savings and local practicality, while negative users argue the real-world gap is wider and benchmarks are misleading.12 comments with sentiment. View comments.