"I agree- a task is always easier to share with someone else," Al replies, his smile crinkling his eyes, and he has to laugh. "Sorry... this is just bringing back so many memories. People always thought Brother and I were leading such an adventure-filled life, but there was a lot of reading and research and theory involved, too."

Al then shakes his head.

"I mean, aside from this technology being decades ahead of what we know. That's hindering me a little, I think. I don't know what to look out for that could be termed unusual."