IME should exist on an external TPM chip so it's only for those that want it, like enterprises. I really don't understand why the would just shove it into ever

IME should exist on an external TPM chip so it's only for those that want it, like enterprises. I really don't understand why the would just shove it into every chipset out there. I understand it needs to get its claws all over the system, but the core should be external and optional.