But it’s already known how to move oil at sea, a tanker, That’s been done for many more years than ATBs,’
If you think of an ATB as an improvement over a wire tug towing a barge, yeah, the ATB is an improvement,
But if you think of it as a tanker with two new failure points, the coupling system and a short-handed crew then it’s a tanker - with two extra failure points.
Not coincidentally in the last two years that is exactly the failures that have occurred. The Nathan E Stewart had the single person in the wheelhouse fall asleep and the Jake Shearer came apart.