Like the totemic £8 pint or £5 coffee, the cost of a Mr Whippy ice-cream has become a barometer of a world gone mad. But really, nine quid for two ice-creams? Bloody hell. That was the damning verdict of an eight-year-old whose TikTok rant over the cost of two screwballs from an ice cream van in the park has racked up 14m views at the time of writing. The clip featuring Burnley twins Marnie and Mylah channels the anger of Britons who, on a rare sunny day, and grappling with their own personal cost of living crisis, have felt stung by the cost of a round of cones when they finally got to the front of the queue. One of the twins, with a brutal take on ice-cream van economics, says a van that visits her street charges £1 or £2 so the unidentified business is “going to get nowhere”. To add insult to injury, she adds that the van “only does bloody cards” not cash. The viral clip has left many of the UK’s 5,000 “mobilers”, already laid low by the bad weather, despairing at the brutal takedown of an industry, with sales of about £1.45bn a year, still...