As the internet came alive with memes of outraged Heard Island penguins protesting at being hit with 10 per cent tariffs by the US on Thursday, others online were speculating about just how the Trump administration had come up with its tariffs formula, which not only hit the scenic penguin colony but the US military base on Diego Garcia. There was some speculation that the White House might have asked ChatGPT for some suggestions the night before. The scary thing is that the wild, erratic and irrational way the Trump White House works meant that this did not necessarily seem…