If his son was boinking sheep, would Singer be claiming we should celebrate bestiality?
The answer is, of course, yes.
That is why accepting the false conclusion that not supporting a pathology is exactly the same as opposing it, or condemning it.
The pervert goal, of course, is to force normals not only to accept perversion, but to support and promote it morally and financially.
NOT GONNA HAPPEN!
In the late 70s, the perverts' whine was, "All we seek is a little tolerance."
How has that worked out?
Of course he would.