As an ideological position it has some interesting points to make, but in a contemporary legal setting it's difficult to find footing.
My personal position is informed by Hobbes (https://en.wikipedia.org/wiki/Leviathan_(book) ) in that we have to make compromise with our individual liberty to bring about a greater good.
> "No arts; no letters; no society; and which is worst of all, continual fear, and danger of violent death: and the life of man, solitary, poor, nasty, brutish and short."
Freemnan-on-the-land is totaly quackery in a comptemporary legal setting. It's like homeopathy, but for laws. It's Creationism, it's snake oil. Fundamentally it presumes/assumes that laws work differently from how the organs of the state think they work.
I mean this: https://anarplex.net/hosted/files/declarationseparation.html
I think cyberspace currently is best categorized as a distinct estate rather than realm in a similar vein to the press and the judiciary. Each functions with more or less autonomy but can occasionally be subjugated to the other.
But in meatspace, one blends in, doesn't attract attention. As in Vinge's True Names. Ultimately, authoritarian states may wither. Or not. But in the meantime, one can manage, under occupation.