For internal approval, which has a 2 week process, at the paper deadline. From Jeff Dean's email: JD> Unfortunately, this particular paper was only shared with

For internal approval, which has a 2 week process, at the paper deadline. From Jeff Dean's email: JD> Unfortunately, this particular paper was only shared with a day’s notice before its deadline — we require two weeks for this sort of review — and then instead of awaiting reviewer feedback, it was approved for submission and submitted.