If a hacker can modify the firmware on your Macbook to somehow turn on a hardwired camera without turning on the LED you're so beyond screwed it's not worth men

If a hacker can modify the firmware on your Macbook to somehow turn on a hardwired camera without turning on the LED you're so beyond screwed it's not worth mentioning. This means they already have full sudo access to your entire entire machine, all encryption keys, everything.