To me it looks like a way for other countries to buy venezuelan oil at discount and without go through regulation, IF in the end they will keep their promises and don't withdraw their oil backing the Petro.
Otherwise:
Otherwise:
I guess the most valuable lesson from PETRO is countries which are covered with uncontrolable, upaidable debts can think of national cryptocurrency as the fastest, easiest, most efficient way to get out of their mess. 