Industry observers said USB use is exploding: A half million USB devices were in use last year,and 10 million additional devices are expected to find their way to users by the end of this year.

• 业界观察家称，USB的使用正在爆炸：过去一年中有50万台USB设备投入使用，到今年底另有1000万台设备可望找到用户。