Greg Brockman's diary entries discuss his desire to achieve a net worth of $1 billion as OpenAI grew.

A key piece of evidence for Elon Musk's side in the trial is a diary kept by Greg Brockman for over a decade.

OpenAI's President, Greg Brockman, is widely seen as Sam Altman's right-hand man and has been with OpenAI from the beginning.

Dario Amodei took detailed notes on Sam Altman and Greg Brockman's behavior for years under the heading 'my experience with OpenAI subheading private do not share.'

Greg Brockman owns $30 billion of OpenAI.

Greg Brockman wrote in a 2017 diary entry that if OpenAI became a BC Corp three months later, their commitment to the nonprofit would be a lie.