He said that the tariff is $1 per barrel of oil, adding that empty tankers can pass freely. “Once the email arrives and Iran completes its assessment, vessels are given a few seconds to pay in Bitcoin, ensuring they can’t be traced or confiscated due to sanctions,” Hosseini added.
The huge demand spike would increase the value of any coins quite a bit so your napkin math doesn’t quite hold. It would basically make monero a new petro backed currency.