Web 2.0 has brought many improvements to the World Wide Web. For one Web 2.0 concepts have given internet users some new things such as blogs, video sharing, social-networking sites, wikis and such. But the changes in the World Wide Web are not limited to these examples. It all stemmed from Web 2.0 concepts and certain applications that innovatively created them as products. With these internet enhancements, other layers of applications were also developed like using social-networking or blogs for marketing businesses, for example.

In many of these innovative developments in the internet, Web 2.0 data open sharing is something that is common. Just as there is open software, open sharing and re-use of data has also been quite apparent in the second phase of the World Wide Web.

It is very apparent that Web 2.0 is quite for the use of data and information in databases in order to render services. There is also a trend that is going for the opening up of stored information to the public. If one will observe, white papers and on going researches and tests are published at a faster rate. As the researches are being done, some partial results are already published. Web 2.0 concepts are geared towards open exchange of data and towards the adoption of open standards as well.

It can also be noted that there are some degrees in data sharing. For instance, YouTube allows people to upload videos and it allows others to view them. But the site does not allow actual downloading of the content. Other sites, on the other hand, allow exporting of data from the site in the form of XML text file.

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