What are the disadvantages of Web 2.0?

. Disadvantages:

-Viruses can be found

-Some loading take too long to process

-Info cannot be made private

-Disagreements or arguments may occur

-Unpleasant comments or opinions may occur

-Blogs and information are limited

-Security forms need to be filled and sent to the manager of the network being using in Web 2.0

reference:http://www.innovativeden.com/blogs/advantages-and-disadvantages-of-web-2-0-technologies/