When she is only two steps away, he lets go and somersaults midair to land on his feet, his back to her. His smile of pride is hidden and vanishes as he turns. Yeah so he was showing off.

"So as you know Ms. Darkholme, this is the Blackbird. She is capable of passing Mach 1, that's just faster than the speed of sound in case you didn't know. Her thrust ratio is..." He says glowing at his baby and begins a long speech about the technical details of horizontal thrust, vertical thrust, how the plane can hover, it's maximum range and such. Unless Raven finds it interesting, she may want to stop his soon.