I’m writing this on a ferry, going to Europe. Why Europe? Because every now and then I like to eat fruit and vegetables that aren’t rapidly self-destructing after hideous journeys and because, in Europe, there’s a chance I can earn bits of money. Many arts workers now find working outside the UK impossible, so I’m very lucky in this regard. Still, HMRC no longer processes the forms that prevent me from paying double tax on overseas earnings. So I pay double tax. Can I claim it back? That remains a bit of a mystery. But you’re welcome, Europe – enjoy...