The question remains- why did she do it?

Male brains have more connections within hemispheres to optimize motor skills, whereas female brains are more connected between hemispheres to combine analytical and intuitive thinking

The ingredients are here for a synergy, a composite team of male and female which is able to perform with greater competence than either alone is capable. It's called a family, at the core is a properly pairbonded male / female pair. The female can only bond properly with her first sexual partner, a thing known by humans since antiquity, though they were probably not aware of microchimerism. Today many people disregard this effect to their detriment. We are approaching a bottleneck across which only properly bonded families will pass.

Oh, the thread...
The female pilot was a lesbian, and thus doomed to extinction due to reproductive inability. Homosexuals and their ideas will not pass through the bottleneck. They are creatures of a day. Maybe that's the source of nihilism and feelings of doom leading to aberrant behavior, i.e. "Research has found that attempted suicide rates and suicidal ideation among lesbian, gay, bisexual, transgender and queer (LGBTQ) people are significantly higher than among the general population. CVR from the helo please. We should learn what transpired those last moments, and learn from them.

approximately a million Americans died because of racism.

yeah, no.