Maybe Q is involved because Apple asked for military help with that kind of cash.
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Hate to dispel this notion, but that (boxes of physical cash) is not how moneys are transmitted internationally by legitimate businesses. Bank-to-bank wires are used.
Pretty sure a wire can be traced.
Money to IRAN was said to have been shipped on pallets, by air. The report wasnt delivered as a laugh line, at the time.
We are aware of how ‘legitimate’ business transactions are supposed to work...
http://www.latimes.com/nation/nationnow/la-na-iran-payment-cash-20160907-snap-story.html
$1.7-billion payment to Iran was all in cash due to effectiveness of sanctions, White House says