See, that's the thing: If it doesn't hit your id, it's weird and possibly creepy (there are totally pairings/fandoms where I can read the goodfic but the prevailing flavor of idfic). But if it does? IT MAKES YOU HAPPIER THAN ANYTHING ELSE. Because not only are these awesome things happening that you've always wanted to happen, here are people who also thought that way! Fulfills a desire/de-stigmatizes or implies at least a limited social acceptance of a desire.