The latest instalment in the mega-hit Pixar franchise deals with the perils of social media and digital devices – and captures loneliness and despair among children and adults. Pixar's new cartoon, Toy Story 5, should have its own rating certificate: Not Suitable for Parents. Anyone with a school-age child will find the film so triggering that, if they aren't given some kind of warning, their wailing could drown out Taylor Swift's melancholy song on the closing credits. The latest instalment in