Pinch Sulzberger's descent into a laughingstock accelerates. It's hard not to feel pity.  Even those who fully agree with the editorial prejudices of the New York Times are taking note of the company's peril under the leadership of the man who inherited his job from his father. Mark Bowden of Vanity Fair penned the latest lengthy critique from the left, and in a move that can only increase the sniggering, Pinch's subordinate Bill Keller duly wrote a public letter of protest.