Here's how it works. Brett Morgan asks about a Mozilla-based blogging client, and I point to Mozblog from my nerd blog. A couple of hours later, I happen to notice a link scroll by in my apache logs at www.pastiche.org, pointing to my inset-header CSS trick, which I'm pretty sure I only ever posted to my livejournal, not my nerd blog.
I follow the referrer back, and find that inset header being used (with credit, thankyou!) by Mike Lee, who also linked back to my nerd blog. (in a post dated about an hour before I posted about Mozblog)
Mike runs the Mozblog project. As Eddie the Shipboard Computer would say, "Improbability sum now complete."
Zaphod: Ford, this is Trillian. Hi. Trillian, this is my semi-cousin Ford who shares three of the same mothers as me. Hi. Trillian, is this sort of thing going to happen every time we use the Infinite Improbability Drive?
Trillian: Very Probably
Zaphod: Zaphod Beeblebrox, this is a very large drink. Hi.