The Wikipedia Article Enterprise 2.0 has been restored and is undergoing it's second vote for deletion (or keep). You can share your thoughts on this matter on this page.
This is not really an opportunity for a bunch of bloggers to blather in support. Given the attention the article will get, it is a great opportunity to create an even better article about an important trend.
For me, this has been a fascinating look at the part of the process that makes Wikipedia work.