This is gripping reading for me, because "Mr. Mukerjee" is someone I know by first name, indeed nickname, even though I have never met him. (He was my son's roommate for most of the last year, and was the crucial connection for my son getting his job in New York City.) I appreciate seeing someone else's perspective on the incident that has appalled all my Facebook friends who have seen Mr. Mukerjee's own account http…
Since it's apparently impossible to prevent the abuse of our rights, it seems the simplest remedy is easy-to-claim compensation after the fact, right out of the department's budget. Unjustly detained for 3 hours? That's a payment of say $500 (professional hourly rate plus extra for emotional distress). Denied your usual food/water/bathroom/medication? Physical distress add-on. Laptop stolen by goons at the border? Replacement value of laptop plus several hundred dollars for setting it up. Court acquittal verdict? Reimbursement of all lawyer fees + payment for your time spent in court and/or jail.
Until these agencies are no longer able to externalize their damages onto the public, they have little reason to lower their false positive rate.