When I used to read romance in fanfiction, HEA endings were automatically subversive. With the exception of Jack/Ianto in Torchwood, I never read canon couples. (And, not to spoil anyone who hasn't finished out Torchwood, but the lads most certainly did not get a HEA.) In original romance, HEA makes me uncomfortable. HEA in many ways runs opposed to the things I want to actually promote via art, via life, via every single time I express myself: be here, now. Don't live in the future. Don't try to know how something will work out before you commit to it. You can't