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    Peter Chen, CEO of the robot software company Covariant, sits in front of a chatbot interface resembling the one used to communicate with ChatGPT. “Show me the tote in front of you,” he types. In reply, a video feed appears, revealing a robot arm over a bin containing various items—a pair of socks, a tube

    AI

    The original version of this story appeared in Quanta Magazine . A team of computer scientists has created a nimbler, more flexible type of machine learning model. The trick: It must periodically forget what it knows. And while this new approach won’t displace the huge models that undergird the biggest apps, it could reveal more

    AI

    Altman had been suddenly fired by four members of the board of OpenAI’s nonprofit entity, which in an unusual structure in tech oversees a for-profit arm working on AI development. They expressed concerns about his communications with the board not being consistently candid as part of their justification for the move. After a chaotic few