Whenever you have a discussion about a topic in which people feel personally invested, their reasoning skills drop and their sentiment analysis ability goes up.
But in this case though, she is does repeat some interweb fallacies about the memo, even though she has certainly read it herself and thought about it for herself.
But she does get the important thing right: which is that even if the memo is as bad as she says it is, it's still no reason for a sacking.
[Disclamer: I am a Googler, but quite obviously I am not speaking for the company here.]