Conspiracy to advance US interests: It was a cyber attack by state actors that led to the ship malfunction.
Conspiracy to blame Captain of the Port as a scapegoat so US won't admit fault: Captain of the Port didn't mandate use of harbor tugs for moving past the bridge (it should be a regulation, that its not is ridiculous).
Conspiracy theory to advance private economic interests: Like 9-11, it's better to take out skyscrapers and critical infrastructure using accidents so the public bears the costs rather than the owners.
Conspiracy to advance US interests: It was a cyber attack by state actors that led to the ship malfunction.
Conspiracy to blame Captain of the Port as a scapegoat so US won't admit fault: Captain of the Port didn't mandate use of harbor tugs for moving past the bridge (it should be a regulation, that its not is ridiculous).
Conspiracy theory to advance private economic interests: Like 9-11, it's better to take out skyscrapers and critical infrastructure using accidents so the public bears the costs rather than the owners.