And always have that phone on you at all times please.

This goes way beyond any notion of a "hacker tweaking his electronics".

With ID checks, device attestation and a device required for any transaction, and all this data piped in to a central brain (none of which are far fetched), we're all pretty much buggered.

It is a matter of time until advertising companies claw their way in, insurances calculate individual premiums based on behaviour, and remember, we're all one legislation away from being governed by lunatics.