Graphcore lays off most of its staff in China and discontinues sales in the country, citing US export rules; China made up 20% to 25% of Graphcore’s business (Bloomberg)

OpenAI makes ChatGPT with voice now available to all free users  —  Ex-OpenAI president Greg Brockman — who, as far as we’re aware, isn’t currently employed at OpenAI in any capacity — is posting updates about OpenAI products on X, including one today about ChatGPT’s voice narration feature being made available to all ChatGPT users.