permalink? No one remembers the creation of the permalink because it's so shockingly obvious. Not in a "change the world" kind of way but rather in a "why are we having this conversation?" kind of way. The only thing that distinguishes a permalink from our old friend the HTML anchor (aside from the fact that the latter has been deprecated) is that often the software powering the former allows a single item to be rendered independent of it's surrounding posts. What with support for bells and whistles like XInclude, XPath and XSLT being included in client-side browsers even the rule that it's a (blog) tool-thing no longer holds. Meanwhile, this is the part where the Semantic Web freaks start getting excited so I will, posthaste, take my leave...