Web 2.0 represents an important shift in the way digital information is created, shared, stored, distributed, and manipulated. It describes a set of next-generation Internet technologies, and make it easier to create online applications that behave dynamically, much like traditional PC-based software. They’re also highly social, encouraging users to manipulate and interact with content in new ways. Web 2.0 tools are less expensive, sometimes even free, as compared to traditional software.
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