Still, physically threatening/kidnapping somebody is an entirely different threat model, although it's very common in the Bitcoin world: https://github.com/jlopp/physical-bitcoin-attacks
In Latin America there are “Flash/lightening kidnappings” where they take a person hostage and drain their bank account over a period of time.
Whether the custodians choose to support them or not is another matter.
Still, physically threatening/kidnapping somebody is an entirely different threat model, although it's very common in the Bitcoin world: https://github.com/jlopp/physical-bitcoin-attacks