Today is the day for singletons to mourn the fact they are without partner, or simply buy stuff to make you feel better. Joking apart, Single's Day has now morphed into the day people go online to shop, often with their office computer. Alibaba said sales broke through 57.6 billion Yuan up to 12 o'clock. Single's Day has proven to be an orgy of commerce, but here's my question for you: do we need it?