New Delhi, Feb. 23 -- The cab looked new, plastic still covering it seats. The young man behind the wheel said, "Good morning, ma'am". Instinctively I asked if it was a new car. He had started driving it only a day before. One answer sometimes leads to another question. I asked what he was doing before this. "Driving an ambulance." What is the difference between the two? "You have to follow all the rules while driving a cab." It took me a while to understand what he meant. The image of an ambulance speeding down a busy road, past a signal, with the traffic parting in the centre came to mind. But then this is Delhi, nobody gives way. The same day, another ride. This time the cabbie was dressed like a pandit. But naturally, I asked about hi...