Not really, he's shutting him down for making up a story and acting like he has inside knowledge when he's not a doctor, and he then proceeds it by saying no one currently knows the timescale... pretty easy to understand not sure what bit tripped you up.Yeah, I get that. But it’s kind of ironic that he’s calling out Castles for tweeting as though he’s a doctor in a tweet which is poorly worded in its own right.