The title is accurate; they did use an imac box, and provide a cutting template for others to do the same. I did get a chuckle out of describing the various pa

The title is accurate; they did use an imac box, and provide a cutting template for others to do the same. I did get a chuckle out of describing the various parts of the box as sirloin, rib, etc. But yeah, I didn't see any good reason other card couldn't be substituted. They're just going for a known-constant - the imac box constitutes of the same card no matter what continent you find it on. Not all card is created equal, but all of this particular source is.