Whenever I see these/those posts, I think Jeff Atwood described it best: Meta is Murder
http://www.codinghorror.com/blog/2009/07/meta-is-murder.html
290 karma · joined June 23, 2009
http://www.codinghorror.com/blog/2009/07/meta-is-murder.html
There are hundreds of events every week (most free) if you want to meet people (see http://greenhornconnect.com/ )
Most of the article is true, but GitHub is also leagues above anything else out there, and certainly leagues above the mailing list with hand-crafted patches by de-demonizing forks and turning projects more into a meritocracy.
There is certainly room for improvement, but I think it's a step in the right direction.