This is Writely then? Nice.
This post written using Writely - thanks to Gary for pointing me in its direction. I'm enjoying all the examples I can find of shiny AJAX goodness, and Writely appears to be more shiny than most 
I'm not sure whether I like the concept of posting to my blog using another composition engine, but Writely certainly offers some interesting possibilities for document collaboration.
There are a couple of issues with the blog post though – the time is waaaay off (it appears that Writely is marking the post with its local timestamp, rather than that of my blog. And I don't appear to be able to change a post title after writing it (found it!)
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[...] It’s a good point Dan makes about using Wiritely to post to a blog. I just find the edit interface that blogger provide to be somewhat lacking still. I suppose if you were working on a blog with multiple people then you could use Writely to collaborate with those folks on the postings before putting them up. Kind of author / editor roles. Such concepts are very familiar to people who use corporate document collaboration tools such as Microsoft’s Sharepoint and EMC’s Documentum. [...]