On giving credit where credit is due

This blog post on 30’s dog starts with this paragraph:

I was recently reading the comments in a post in Henry Farrell's blog, Crooked Timber. This was a response to a post in Alex Tabarrok's blog, Marginal Revolution (followed via a post on Michael Higgins' blog. Thanks, Michael). The original post itself was a response by Alex to an article by Paul Krugman in the NY Times ...

Are we getting a bit too fastidious in getting our citations right?

PS: The web designers amongst you might want to take a look at the html source of that post. Absolute genius. ;-)