St-stuttering? M-m-me?

-- [ahem] I mean, er...
No, not at all! Surely, you were hearing things!

[Yeah, now he's deliberately speaking with super precise and slow enunciation.
No stuttering here!!]

And anyway, it's not like it matters - after all, if that presentation was correct, then there's a very low chance you'll ever meet him!

[except he's been here like a month good job a+]