> Are you going to tell every computer manufacturer they have to use the same motherboard across all of their computers. Roughly, yes. There are communication

> Are you going to tell every computer manufacturer they have to use the same motherboard across all of their computers. Roughly, yes. There are communication and energy standards, which are used by external devices, the CPUs should have embedded or externalized adapters to these standards. Motherboard is the place to assemble these standard-compliant devices together.