>As for his 'blundering' in a live Q&A talk, that's not indicative at all, I have posted my reasoning in a sibling comment. Specifically on this, I agree with

>As for his 'blundering' in a live Q&A talk, that's not indicative at all, I have posted my reasoning in a sibling comment. Specifically on this, I agree with you. Who knows if he's just nervous at giving interviews.