OpenAI announced Thursday it reached a nonbinding agreement with Microsoft, its largest investor, on a revised partnership that would allow the startup to convert its for-profit arm into a public benefit corporation (PBC). The transition, should it be cleared by state regulators, could allow OpenAI to raise additional capital from investors and, eventually, become a public company. In a blog post, OpenAI board chairman Bret Taylor said under the nonbinding agreement with Microsoft, OpenAI’s nonprofit wo ...