Lunatics. It will spike the price of oil dramatically up and everyone else will make the money except them.
Since they are completely dependent on oil exports, they will probably collapse their own government, which is a good thing.
They are also completely dependent on gasoline imports, which is another way to collapse the country. Cutting off their oil exports and gasoline imports together at the same time while keeping Hormuz open to everyone else would hit them like a nuclear weapon.
Iran refines most of its own fuel. The rest is provided by Asian countries that don’t participate in sanctions.
"When you were young, did you question all the answers?
Did you envy all the dancers who had all the nerve?
Look around you now, you must go for what you wanted.
Look at all my friends who did and got what they deserved."
CSN