It was when the HMRC call centre worker said ‘we can fax them through’ that I was briefly pulled up short. Until then I’d been OK. I had my 10 digit personal reference number and password, I even had a print copy of old statements. Fax? I looked wildly round the room. There’s a printer that doubles as a scanner and photocopier. I even have a combined cooker and dishwasher (really). But no fax machine. Back in the day I worked for a publisher...