Therefor, if the off production of the walkman will make the fanciers feel sad about the lost time
, it's the cruel alarm for the managements at the same time. It reminds the commercial leaders of the cruety in the business world and the importance of the innovation capability. The current leading position can be overturned overnight by challengers. The only funcion is for people to recall the memory. Now people are active in talking the apple, google, Twitter and Facebook. But the ever yahoo, Netscape, Sony and American online become less mentioned by people.