T rump is the ultimate showman. He’s a master of it, a billionaire Barnum, but with a greed so insatiable it moves him ever further from entertainment into malevolence. If the Democrats had realised this earlier and recognised the strength the man was playing to and the particular voting public weaknesses he was preying upon, instead of sneering with distaste, then maybe we wouldn’t be in this mess. In fact, if they had done what comedian and satirist Munya Chawawa does in his punchy, passionate and weirdly uplifting documentary Wrestling With Trump, it might be a slightly better world today. Chawawa takes the not-new but certainly underused idea that Trump and his team’s campaigns and style of government use the same playbook as that created by the US pro-wrestling industry’s most famous promoters, World Wrestling Entertainment (WWE). WWE was founded by Vince McMahon and his since-estranged wife, Linda.…