The author also gives her analysis of the situation, to which you give no credence at all.
In other words, when a woman writes an entire post about an experience: "I perceive sexism at my workplace", your immediate reaction is "your perception is invalid, given the facts!" even though you don't work there and don't know any of the people involved.
Sexism.
I apologize for the confrontational tone, but I am so frustrated by the casual misogyny among otherwise intelligent people on venues like HN.