...border agents told him he had no constitutional nor any legal protections, and threatened him with criminal charges should he not concede to the search.
...he was eventually allowed to leave with his belongings, the devices still locked, and no charges were pressed."
My goodness! I guess those protections did exit after all! :)
Guidelines:
-Goons can lie to you all they want. Never budge.
-Politely refuse, and remain cordial. Stay strong mentally.
-Make sure your devices are turned off prior to even leaving for the airport.
This is the sick reality we live in.