Shipping loves a crisis. Disruption gets charterers and shippers jumpy. Shipowners and lines can sit back holding their hand of aces. Shipping a box tomorrow? Any ship, any price will do. Need a ship? Just take it today while you can, and do not worry about the rate.

Wedging one of the world’s biggest containerships sideways in a vital global trade artery was one Black Swan event that — unsurprisingly — few saw coming.