It was the spring of 1998. Steve Jobs had already returned to Apple, and the company was months away from revealing the now-iconic iMac. Then, out of nowhere, Apple launched the Power Macintosh G3 All-in-One in March of that year. Nicknamed the “Molar Mac” due to its tooth-like shape, the Macintosh G3 AIO was an unusual Mac. It was mostly basic but featured a translucent design and had easily removable internals that required just four screws to access. It was also the only All-in-One Mac to support three storage formats: a floppy drive, a CD-ROM, and a ZIP drive. Additionally,...