Doubtful. If I was to take a position and bet on that he read it several times in sessions ensuring the time was the right amount, having an expert or two
comment on his demeanor, eye contact, head movements, editing some content,
casually certainly, but businesslike. Not his first rodeo.
Agreed. There's a time and place for candid speeches and formal ones. An acceptance speech is a formal occasion requiring a formal speech. It's SOP as anyone who belonged to Toastmasters or have regular engaged in Public Speaking knows.
https://www.mindtools.com/CommSkll/PublicSpeaking.htm
