That is a very interesting research area.

What he means is, your security considerations here must come from some perceived threat. What kind of threat do you forsee that requires this high level of security?

Usually when you consider security you start with a threat model, describing the scenarios you want to protect your systems from. And based on that you decide the necessary technical security measures that are relevant.

Norma who?

Who’s there?

Bot hell?

Mycroft is the closest thing I can think off.

My wife often praises my mother for having thought me from an early age that using the fabric scissors is a deadly sin.

Why are the eyes floating in mid air?

Because most people view it as morally wrong to kill another human.

Yes, the reason being they are human.