It seems whenever a new, exciting idea comes along, the naysayers come out of the woodwork to brush off the innovation as a passing fad.

• 无论什么时候，只要一有新鲜的、兴奋耳目的概念出来，似乎总会有一些说“不”的人从柴草堆里跳出来说它们是“昙花一现”。