Today is the last chance Londoners have to see David Hockney: A Bigger Picture – the most talked-about exhibition to hit the capital since, well, Leonardo da Vinci at the National Gallery (which hadn’t actually closed its doors when the Royal Academy opened theirs to Hockney’s brightly-coloured compositions).

Their proximity is testament to the wealth of artistic blockbusters London has been treated to recently – and few exhibitions have caught the public’s …






