This is by no means a justification for these seizures, but in reading this I can't help but wonder in what legitimate situations one would actually need to carry such large amounts of cash. Would a money-order or bank-certified check not do the job, or would those be seizable by the police as well? Again, I say this more in a "how can I avoid this type of situation" sense, rather than implying that there was any wro…
Now, you prefixed your comment with "This is by no means a justification" so this isn't directed at you, but one of the reasons the criminal justice system is so messed up is because people in a position of power (judges, prosecutors, but also voters) don't realize what it's like to be poor, so when a poor person does something that they wouldn't do (like carrying large sums of cash), they assume it's either suspicious, or if not suspicious, foolish, so the poor person deserves what he/she gets. A bit of empathy could go a long way here.