The high-stakes AI trial between Elon Musk and Sam Altman involves testimony about a personal diary and plans to colonize Mars.

Elon Musk testified in the OpenAI trial during the week prior to the interview.

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

Greg Brockman, an OpenAI co-founder, concluded his testimony in the trial where Elon Musk is suing him and others for allegedly "stealing a nonprofit."

On the day prior to the interview, plaintiff's lawyers in the Elon Musk vs. OpenAI trial questioned Greg Brockman about his truthfulness and alleged side deals with Sam Altman while maintaining an open dialogue with Elon Musk.

Sam Altman is unlikely to testify in the OpenAI trial during the current week because Shivon Zilis, Elon Musk's business partner, is scheduled to testify the following day.