If it was any comfort at all, Roger would be in approximately the same position if he ever asked someone from a more conventional line of technological development what these 'micro-chip' things were. Muggle technology developed a little oddly on his world, even by the standards of Muggles.

"Tell you the truth, it's not really my line of specialization. There were Scribes in the Brotherhood who could've explained it all to you better. I'm about able to keep your average robot operational and tuned up, but if I need a new one or a major change in a machine's behavior, I have to find a specialist." His mouth twitched. "Whereas the only thing I know about magic at all is what I saw you doing in that room with the snake. Where I come from, 'magic' just means illusions and tricks done for entertainment."

"My son found a motorcycle in the desert south of Lost Hills years ago. Got it working, too, but it ran out of fuel. You work on your own at all?"