Im sayin they were mever forced to learn how to have grownup interactions with other adults. You can tell the difference between kids who spend time around adults and those who dont. Its like how adults who try to learn to swim or ride a bike have a hard time with something others consider an easy task.
In his case though i think its an act. He has been very different multiple times over yhe years he has been here. But the responses have become increasingpy guy and not fun. Very judge dreadish