1. the widespread abuse network, all online games etc.
2. wasted resources, such as oil, gas, and coal until both social change and 3
. villagers, has become a popular object
4. Make humans lack exercise
5. Cause problems with unemployment, because the machine labor instead of labor workers
6. Take all the absurdities on TV until more chat
7.If using medical expert Social Network allows users to have their own world. Lack of contact with others, especially noticeable gap between elderly people with children
.
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