If it was a high leverage decision, you would have hoped one of the officials appointed to fix the situation would have already noticed and fixed it. So either they are completely incompetent or the decision didn't matter much.

At the very simplest, the CEO of a large shipping company should have better contacts to suggest these things to than posting them to the world on twitter and hoping the tweet goes viral enough that somebody in charge notices.

Somebody in the mayor's office should have been getting in contact with people at the major shipping companies, asking for suggestions like this, rather than waiting until a twitter thread got viral enough to embarass them into taking action.