There was racism and misogyny by the bucketload. There was a firing squad death threat to a former congresswoman. And there was the extraordinary sight of a Republican candidate for president of the United States playing dress-up as a sanitation worker in the cab of a garbage truck. Donald Trump’s final full week on the campaign trail was as unedifying as it was bizarre. With his vitriolic rants and threats of violent revenge against political enemies increasing in intensity, it was hard to set aside Democratic rival Kamala Harris’s closing argument that the former president is “unstable and unhinged”. The