Answered in Episode 012 - Inner Circle Jerk

Rachel: The Dark Phoenix as a metaphor for sexuality is a thing.  At the same time, I think it’s more problematic in its original context than it eventually grows to be because what we’re eventually going to learn about the Phoenix Force is that it is a big damn cosmic thing.  It’s a functionally genderless cosmic thing.  We see years and years later In Avengers vs. X-Men we see Cyclops have literally the same Dark Phoenix transformation with the same speech. 

See Also: The X-Men Episode Guide 3×15: ‘Dark Phoenix Part II: The Inner Circle’ by Chris Sims</p>