It's possible that he's gotten too old and ill to be involved. It's also possible that his getting in the way of the muon study of the Great Pyramid was too humiliating and embarrassing for Egyptologists to tolerate any longer. It's also possible that he's spending all his time trying to **** up something else. He really, really wants to find an unplundered tomb in the KV.
Of course he does. He’s like a televangelist (think Benny Hinn or Swaggert or...).