In my social and professional circles I personally know several individuals who have a trans identity. Getting to know them a bit was actually what shattered the gender identity illusion for me.
If you consider the issue as a whole from a women's rights perspective, it should hopefully be less baffling.
Honestly, I literally never think about it until it comes up on Twitter or HN and I get reminded of it. It's totally ok to not to have opinions about things that are very much not relevant and have zero consequences to yourself and people around you.
If you consider the issue as a whole from a women's rights perspective, it should hopefully be less baffling.