Aggressive spam filter or buggy blogger, you decide.

The other day I wanted to post to my blog and I ran into a very interesting bug. I really despise the post editor with blogger, so I found a work around to use Google Docs to publish to my blogger beta. One really small annoyance, try publishing the dollar sign without the number one using Google docs, it doesn't work (I'm publishing to Blogger Beta). I know Google wants to cut down on spam, but this seems a little to aggressive.

For example, this doesn't work