Excellent explanation of these issues. BTW Hormuz Strait is about 28Nm wide at narrowest point. So Iran can't see ships passing close to UAE.

I was just advising Barefoot Doctors with a new catamaran stuck in Dubai that if they sailed in shallow water very close to UAE coast as a shallow draft aluminium electric catamaran can do, they had very low risk of Iranian fire or mines (which are magnetically activated and normally in deep sea lanes to stop ships.