It's still a valid excuse and competitors either toe the line, obfuscate their content, or use subscribestar.Hasn't been a valid excuse for half a decade, competitors that don't care exist
It's very very very lightly referenced and essentially only in corrupt hiveWhich is all pure nonsense since the game already has parent/child incest in the Hive.

Look. This ain't that kind of game. That should be easily apparent when they had to remove the frostwyrm stuff in TiTS. You also get nothing out of it's inclusion. Pick another hill.