[quote=Webmaster]
Why do writers put gay couples in things that does nothing to progress the plot?
[/quote]

*Writes a story with all gay couples in it*
Society: You think all couples should be straight?! You're just a homophopbic, bigoted person who can't tolerate people who live lifestyles against your beliefs!
That's why. Fear of being criticized, or supporting that lifestyle. One or the other.