Exactly. He's taking the opportunity to show he can be unflappable under pressure. The first debate, when he tried to be heard over both Biden and Wallace, left a bad taste.
To be fair, he was coming down with COVID at the time and probably not at his best.
You can’t seriously think the guy that tells the Iranians not to F@ck with us is fazed by a pipsqueak like Savannah Guthrie.