"I noticed that," Byron replied with a touch of amusement but remarkably little sarcasm for him.

"It's beautiful," he told the Doctor with a charming and appreciative smile. He could be winsome when he put his mind to it and getting his way always put him in the mood to be both charming and winsome. Some had called it a lethal combination. "Thank you for doing this, Doctor."

He wandered the cavernous room a bit, not touching, not wanting to intrude, but studying. "I can't say I'm much of a man of science, so perhaps I won't understand, wouldn't even if it was Earth science, but how does it work?"