> [...] only offers USB-A as far as I know. And many other keyboard and mouse brands are in the same boat.
Many new computers (including this Steam Machine) have exactly two USB-2-only USB-A ports (the rest of the USB ports being more capable). It's not hard to guess what they're for: the keyboard and the mouse.
Many new computers (including this Steam Machine) have exactly two USB-2-only USB-A ports (the rest of the USB ports being more capable). It's not hard to guess what they're for: the keyboard and the mouse.