> We also provide guidelines on our website for law enforcement agencies so they know exactly what we are able to access and what legal authority we need to see before we can help them.
The concerning portion of this letter is:
> Yes, it is certainly possible to create an entirely new operating system to undermine our security features as the government wants.
I have a feeling Apple is currently working on preventing updates to the Secure Enclave ROM from happening while a phone is locked (or at least ensuring the keys are wiped if it does happen while a phone is locked).