> "The wind-powered boats could be especially appealing when oil prices have shot up because of the Iran war."

Check of oil prices same day article was published:

WTI $73.51/bbl BRENT $77.57/bbl MURBAN: $70.46/bbl

What we see in quotes is not the price of oil being shipped right now; it is usually a one-month futures contract. Traders expect that by this time, Hormuz will reopen. If it does not, they will lose money, but the actual price could be much higher.