I wouldn’t say it is irrelevant when there is a worldwide push towards authoritarianism and countless examples of unreasonable search and seizure.

Hardware security is irrelevant for that. As it is irrelevant for most other things.

Authoritarian governments are not going to bother with hacking you. They will just force you to unlock your devices or go to jail for obstruction of justice.

Real security starts with de-Googling, de-Facebooking,… etc