shipping through the strait of hormuz has resumed after the us-iran ceasefire but vessel traffic remains far below normal, and a comoros-flagged container ship linked to an iranian business network ran aground in the chokepoint, with iran blaming the us. roughly a fifth of the world's oil and gas passes through this narrow waterway, so the gap between 'reopened' and 'trusted' is itself measurable — operators are voting with absent ships.