It's obvious "replaytime" never heard of ANTS or any of the many other species of animals that use sexual reproduction but clearly benefit from having non-breeding individuals in the species.<quoted text>
There is far more to the evolutionary process than individual reproduction.
Non-reproducing members of a cooperative species can serve the species as a whole.
And our bigot participant also fails to realize that being gay does not mean never being a parents. Perhaps he should google Neil Patrick Harris to see what a gay parent might look like.(Hell, he could even ask me! I have two kids.)