First of all, take it easy - I just read an article somewhere where I got that information. Sorry if you found something that contradicts it.
Second, why would this thread be 6 pages long? Answer: Ignorance, prejudice, and straying from the main topic.
"Third, if the authors are correct, we're not really talking about genes for homosexuality. We're talking about genes for "androphilia," i.e., attraction to men. The importance of the genes lies in what they do not to men but to women, by increasing reproductive output so powerfully that these women compensate for the reduced output among their male relatives. You can't isolate gay men as a puzzle or problem anymore. You have to see them as part of a bigger, stronger, enduring phenomenon."
Source:
http://www.slate.com/id/2194232/
"Fourth, this larger phenomenon can't be dismissed as a disorder. The study's press release concludes that "homosexuality should not be viewed as a detrimental trait (due to the reduced male fecundity it entails), but, rather, should be considered within the wider evolutionary framework of a characteristic with gender-specific benefits."