Bollywood may be broken, and it has itself to blame. That is the verdict of one of its biggest and brightest stars after the latest flop in a Hindi-language movie industry that has long mesmerised Indians, and the world, with its dazzling all-singing, all-dancing brand of big-screen escapism. “Films are not working – it’s our fault, it’s my fault,” Akshay Kumar said last month after his new movie, Raksha Bandhan, tanked at the box office. “I have to make the changes, I have to understand what the audience wants. I want to dismantle the way I think about what kind…