cgk, I forgot to mention this list, but only because it doesn't exist.The Emperor of MathIn a speech later that month during the string theory conference, Dr. Yau said, "In Perelman's work, many key ideas of the proofs are sketched or outlined, but complete details of the proofs are often missing," adding that the Cao-Zhu paper had filled some of these in with new arguments... [Yau] denied that he had ever said there were gaps in Dr. Perelman's work. "I said it is not understood by all people," he said. "That is why it takes three more years." As a "leading geometer," Dr. Yau said he had a duty to dig out the truth of the proof.
by Dennis Overbye
New York Times
October 17, 2006