the entire board is smaller than the stock iMac G4’s hard drive. It still took plenty of cramming, with a multitude of adapters finagled and massaged to fit inside the original housing.

“Flickr user Rusty saw his busted G4 iMac, his iPad and had a chocolate-and-peanut butter moment. He removed the iMac’s innards and display. Next he cut and molded some acrylic to accommodate the iPad ...