I was really surprised at her comments. I thought perhaps she was gunning for another speech-writing position, hinting she could have done a better job.
At least one pundit has suggested a fit of jealousy, especially in view of her nasty comments around the time of the Reagan funeral, about several of the other Reagan speech writers.
If so, it's a pity. Peggy should be able to stand on her own, and not worry about others.