GLBT gay adoption

If we were all homosexual, what would happen to the human race ?

I was looking for LGBT news articles to link to on my site LGBT Rainbow Links Newscenter when an article in one of my feeds caught my attention.

The article from the MiamiHearald.com begins with a conversation the writer, Jackie Bueno Sousa had with a friend who brought up (an exasperating and idiotic point for LGBTs) that if everyone was homosexual what would happen to the human race ?