Yes, that's why things like UEFI were invented to secure the hardware. Those things are not necessarily bad, the problem is with having control over what your

Yes, that's why things like UEFI were invented to secure the hardware. Those things are not necessarily bad, the problem is with having control over what your computer runs. It's about whether you decide that or a 3rd party that you might not necessarily trust. If things are modifiable before the machine boots, and can't be modified once system has booted, then malware should not be able to modify it.