USB class-compliant products can work immediately, without drivers The Universal Serial Bus (USB) arrived on 6 May 1998, at Flint Center, Cupertino. Specified by an Intel-led industry partnership, it had already appeared in a few PCs, but it was only when Apple – not a member of the group – unveiled the first-generation iMac, with the traditional interfaces abolished, that we knew USB was the future.
USB 1.1, capable of speeds up to 12Mbps, was “the new generation of I/O”, announced Steve Jobs. Simple, he said. Elegant, he said. And he was basically right. Although, if he’d envisaged that 20 years later USB would cover two data protocols running over six physical connections in five speed classes, he might have used some different words.
The iMac’s ports were USB Type-A,…