Golden, while it is rare, cruiselines/ships have been seized, and just have gone under over the years. We saw The Big Red Boat in Nassau, padlocked, so to speak. Windjammer Barefoot Cruises too.
So, if you took insurance from the ship, you would get NO benefits, and you would be asked to leave the ship, as was the case with the BRB. Buh bye, see ya, and get home anyway you can