>>104389959They're referring to the fact that despite being the Avatar (a literal god), creating the Dai Li, and more or less directly taking a top-down approach to reforming the Earth Kingdom, there were still a bunch of people all over the place that thought girls can't love girls.
As such, it strikes us as unrealistic. In real life, almost nobody in history ever had a problem with girls loving girls, it was boys loving boys that was in question, and even then, it was mostly either buttsecks and/or penis-in-mouth that was disapproved of.
>>104390110That and the killing of the avatar's past lives. It's like what The Last Jedi did, but before it was cool.