He's a senile old coot. Nobody cares what he thinks any more; he just hasn't gotten the memo.
I forget if it was Gene Kranz or Chris Kraft or someone else, but some major figure from the Apollo era said Cronkite is well remembered for his coverage of the early space missions while in reality Frank McGee of NBC was a much better reporter. McGee had a better grasp of the facts but Walter was just a bigger name. It was one the rare occasions anyone had the nerve to say old Walter was inferior in some way.