GoogleBlog disappears and promptly reappears

Official Google Blog said The Google Blog was unavailable for a short time tonight. We quickly learned from our initial investigation that there was no systemwide vulnerability for Blogger. We'll let you know more about what did happen once we finish looking into it.

Update: We've determined the cause of tonight's outage. The blog was mistakenly deleted by us (d'oh!) which allowed the blog address to be temporarily claimed by another user. This was not a hack, and nobody guessed our password. Our bad.

Interesting. Google accidently deletes its own blog, and quickly recovers it, even after the name has been claimed by someone else, yet when their overeager spam elimination software deleted Betsy's Page (see here and here it took them several days to get it restored.