In its day, the Apple II computer didn’t typically require active cooling. However, the increasing scarcity of replacement hardware convinced [Joshua Coleman] to come up with a more robust ...

a kit sold for the educational market and available at the time with interfaces for the PC and the Apple II. They had a Dacta control box but not the Apple II card to go with it, so had to make do ...

This move was made to impress his geekish friends and, as he said in his biography, iWoz: Computer Geek to Cult Icon: "I designed Apple's first products, the Apple I and II computers ...