Web $2\mathrm{.}0$

will be realized in the next few years with the Internet $2$technologies applied$/$operational

refers to the earlier versions of the web $($before social media$)$ when the web was not interactive but more of an electronic bulletin board

is designed to make users' web experience interactive and includes social media

is a major Internet cooperative initiative among academia,$$industry and govt to increase the capabilities of the Internet and to address some of its challenges