Then why bring up the diversion about it being unlikely he left the theater to get his weapon...I never suggested that.
He was ready every time he left home.
You don't know that either, and in fact you don't know when he left is seat, pissed off to complain to management, if he returned with his weapon totally ready for easy access.
In fact, did you not state it was so fast in fact, witnesses said it happened in the "Blink of an eye?