I am. Not in the sense of go back to using them for everyting (they're still there if you want to), but int eh sense of building some new protocols on those existing foundations. NNTP was really good given its technical limitations. TBH I think part of the secret of Facebook's success is that it hews to the same ethos of standardization and simplicity, as opposed to myspace which quickly feel victim to its own customizability and ended up being as chaotic and hard to navigate as the web itself.