Never let the truth get in the way of a good story. ;)
His metaphor was evocative and the point came across well.
He's referring to the 787, different wings. Edit: There was a debate at Boeing about whether the 787 wings were flexible enough to actually touch. I don't think anyone ever actually tried though.
I thought this was amazing, so I looked it up:
https://www.youtube.com/watch?v=rak2HldVp9M
It is indeed impressive, but by no means nearly touching each other.