Andrew Harnik / Getty Images It’s official: OpenAI is now a bona fide for-profit corporation. On Tuesday, the ChatGPT maker announced that it had restructured its for-profit arm into a public benefit corporation, a type of corporate entity whose ostensible mission is to serve the public good while — crucially — generating loads of profit. The move completes the company’s metamorphosis: from its origins as a nonprofit devoted to developing open source AI te