There is certainly misrepresentation and rumour-mongering in these comments, but not in the article, and there's nothing benign about international money laundering, or more precisely, nothing benign about the people it enables.
> $50 Billion in cash is basically nothing. It's like 2% of currency in circulation.
This is very far from the numbers quoted in the article, which shows two thirds (£50bn) of all British pounds sterling banknotes (£75bn) being unaccounted for, and then similarly one-half of all Euros apparently circulating outside the eurozone.
This article wasn't written by, or from the perspective of, Americans. There's a brief mention, though - $7,000 per US citizen is in circulation. Somewhere.
> this whole article is complaining
There are no complaints registered in the article, unless you count the cash mule's plaintive wail about how heavy the suitcase was.
This article is a careful discussion about folks in authority seeming unburdened by the discrepancy.
> raise interest rates and increase law and order
Parochialism doesn't solve global issues.