This not an inevitable consequence. It has been headed off in other nations that have legalized gay marriage, why can America not head it off? There is a difference between something being a potential negative concequence and an inevitable one.
[Nevermind the factual questions of whether these lawsuits went anywhere, how much money the people won, and whether they are isolated incidents or samples of a trend]
It has happened. It is currently happening.
An established fact is about as "inevitable" as it can be. What Balog wrote is, in the realm of
inevitability, roughly equivalent to writing, 'Water is wet," "Space is mostly vacuum," and "No self-respecting man willingly watches Yentl."
Not sure what else folks can do to convince you, if you pull the Adam Savage trick and "reject our reality and replace it with your own."