There is no gainsaying the power of word of mouth to make or break a new product.Just ask those who have been on the receiving end of consumer brickbats or bouquets.

• 没有人否认口碑拥有成就或毁灭一个新产品的强大力量，只要问问那些曾被消费者大肆抨击或赞扬的厂商，你自然就会明白。