AIDS is about promiscuity, period. Gay siblings often are given custody of nieces and nephews because they are not otherwise burdened. The Court took notice of the impact of having these children (which also include one of the couple's own children) of not calling their parents or foster parents unions marriage. Indeed, when my wife and I were still married, the reserve parent was my brother, who had a husband and is a doctor. Now that we are divorced, her sister is a reserve parent, because a girl needs a mother more than a father. Meaghan is lesbian. In neither case do we have any fears. The fertility argument failed miserably where ever used in federal court. David Thompson arguing on that point did not do well.