Engaging, confusing, consuming, frustrating, enlightening, filthy, disorienting, lively, loud and never boring, Mumbai is like a friend who infuriates you but you still want to be part of their life. This heaving city breathes life into us and simultaneously sucks the life out of us - a cocktail of hazy toxins fills our lungs and stings our eyes, obscuring the sun on the brightest of days. The recent appearance of brightly painted murals (thanks St+art India and Chal Rang De