Patu Keswani, the man behind India's fastest growing hotel company, Lemon Tree Hotels, is having a long-hair day today. I am meeting him at his newly-launched hotel atop an unlikely enough mall in east Delhi and Keswani strides in briskly, wanting to light up a cigarette before we begin this conversation. Oh! But he's without his trademark pony tail. I am disappointed. The only directive the editor of this section had given me before I set off was this