Will Sam Altman join Grok by Dec 31?

This market will resolve to "Yes" if Sam Altman officially joins xAI/Grok, in any capacity, by December 31, 2023, 11:59 PM ET. Otherwise this market will resolve to "No." Joining Grok could involve, but is not limited to, becoming an employee, advisor, board member, or taking on an executive role within the company. Confirmation must come from an official xAI/Grok announcement, an official statement by Sam Altman or Elon Musk, or credible news reporting.