This week I am working with a client in the medical device industry. Here there is a clear need for knowledge management among the engineers and other groups. We are exploring using the Wiki and Blog sites in MOSS.The out of the box Wiki experience has much to be desired. In addition the lack of tagging and taxonomy features make it difficult to impress when compared to other best of breed vendors in this space.
I was delighted to find the social networking software list of links at the SharePoint community site. These tools are addressing the lack of social networking functionality in MOSS.
Social Networking Software for MOSS