OpenAI's @cdngdev reveals how a week of failed experiments inside OpenAI led to Astra controlling a real robot arm before its public release: "We had seen a lot of really cool computer use demos internally. There's this one researcher [Tejal Patwardhan] who talked at Dev Day. She's actually the GOAT. She's super famous internally." "She's like, 'The model is good at painting in Microsoft Paint. I wonder if we can do some robotics demo of painting for the launch.' And I was like, 'What a great…