According to Wikipedia, its the same question gay men ask, and what pees off the anti-fans (tho it has plenty of fans). Their theory is that, as many authors of YAOI are women (in the country of origin, Japan, anyway) its either use of the genre to illustrate what women experience in bad relationships (like sci fi /fantasy tends to reflect/highlight whats wrong in the society of the times), or simply a kind of reverse revenge for the same... Their answer was the Bara genre (muscular, male men getting jiggy), which tends to be written by gay men
According to Wikipedia, its the same question gay men ask, and what pees off the anti-fans (tho it has plenty of fans). Their theory is that, as many authors of YAOI are women (in the country of origin, Japan, anyway) its either 1. use of the genre to present what women experience in bad relationships (like sci fi /fantasy tends to reflect/highlight whats wrong in the society of the times), or simply a kind of reverse revenge for the same... Their answer was the Bara genre (muscular, male men getting jiggy), which tends to be written by gay men

Wuyeon turn up pretty messed up in the head after the trauma, leaving a bad taste reading it. I don't get why most yaoi so dramatic, violent & traumatic.