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Ok...it's not ''5 idiots'' like you say but official government and bank announcement, and here is the link for official website of Central Bank of Iran and they announcement in May, but if you dn't trust me you can ask someone who actually lives in Iran and can confirm this to you.
Here is google translated text:
Re-warning to cryptocurrency traders / only domestically extracted cryptocurrencies, according to the rules can be used in foreign currency payments.
According to the decision of the government board, only the code of extracted currencies in the country can be used according to the rules, and therefore no other transaction of currency codes is allowed.
According to the Central Bank's public relations, on this basis, authorized exchange offices and banks can, within the framework of the mentioned criteria, make foreign exchange payments for imports through codes extracted in the country. But trading and buying and selling other cryptocurrencies is not allowed.
Therefore, all dear compatriots are strongly advised to refrain from buying and selling currency codes.
Finally, it should be noted that according to government decree, all risks and risks of exchanging any type of cryptocurrency are solely the
https://www.cbi.ir/showitem/21636.aspxI can find more links to confirm this, but I think this is official enough, and I am not saying they can really enforce that in practice but they have rules about it.