Yep, 21st Century, and physics aren't that advanced yet. Certainly not among laypeople, or even learned ones if they studied law and not physics in school.

So Nathan was staring at him. Crazy actor, must have cracked.

"...Right, yeah, I can see how that might seem confusing." He started turning around to see how to get the hell out of the crazy bar with the crazy people.

Funny...he did remember going through a door...