An opportune time to mention the real-world example of when the authorities really wanted to gain full access to a computer but did not want to resort to legal compulsion or "rubber-hose cryptanalysis" -- they simply waited until the target was logged in, staged an altercation in the immediate vicinity, and then snatched the open laptop away from them.
You can read about the sting, here: "How Did Investigators Catch the Dread Pirate Roberts (DPR) in San Francisco?" https://www.forensicscolleges.com/blog/forensics-casefile/si...