if they know you have it, they can take it by force. it that sense the only property you own, is the property nobody knows you have. beyond that you are just *trusting the legal system to operate fairly. #noKYCever

They don't know where all of us serious bitcoiners' stash is, and they don't know how much we have. There are private ways to get bitcoin. Further, with so many people owning bitcoin as do now, and more in the future, it becomes costly to take all of those people's coins by force.