Inside Thor's Hammer

Turns out the magic of Mjölnir is just 20 tonnes of silicon chips packed inside.

Originally an editorial illustration for an Internet of Things article.

Inspired by Arthur C. Clark's quote;
"Any sufficiently advanced technology is indistinguishable from magic."
And of course the We put a chip in it tumblr.

Big pixels, sketches, and alternative versions in the attachment.

Rebound Invitation: What famous magical objects do you suspect are really hyper-advanced technology?