Emasoft.net

Something that will raise Hector’s interest, at least.
CoComment it seems to be a clever solution of the comments’ problem: often I’d lost track of comments I made trough the net, in this way is possible to keep a track and share them as well.

I’ve got an invitation code and I’ve started exploring the service, afaik there is no way to obtain other codes to give away, sorry.
But keep an eye on it!

A nice overview here.