It has to do with your argument of "if you don't like it, don't go there". Also, you specifically asked "who came for you" so it's direct answer to your question.
They will try to bully us in many other ways but this has nothing to do with the devices and how to hide stuff.
Same for this. Whether we like it or not, some stuff on your phone are now considered contraband at the US border. Either don't bring them or don't visit.
If you believe these rights are not important, that's your own opinion. But I think it's perfectly valid to criticize attacks on human rights.
So either I go or I don't go. If I go and comply I am fine. If I go and do not comply I am in trouble. If I go and try to sneak stuff I am in trouble.
I am not sure where this is complicated. We are not talking about ethics, but about some crazy ideas to hide stuff. This is irresponsible and dumb.