Our baba's back and there's gonna be trouble Hey la hey la our baba's back! You see him comin' better troll him on the double Hey la hey la our baba's back!
I agree, this baba seems a bit more clever on the face of things. But there is no actual evidence this isn't the real deal. I've always figured baba was a persona, so if the posting style is a bit off, it probably just means he's rusty.
So, is Castle schizophrenic, bipolar with mood swings, or irritable and autistic? Is he all three? In any event, isn't his problem more that he doesn't take medication--other than copious amounts of alcohol, of course--than that he does?