Yuri does not only make you superstraight but also a tranny
A heterosexual transexual at that
Men see the idealized world of an all girls school and they will begin to self insert into the characters until they can hardly differentiate between them and their favourite schoolgirl
After all why would you want to live in the real world when yuri provides excellent escapism
What a wicked spell that was cast upon them by crude drawings and poorly written stories etched into simple paper