You might want to use a less fancy font if you want to make sure that your blog is readable for all users. Here's how it looks like on Chrome/Windows:

http://i.imgur.com/D77Ey.png (the a's are especially choppy)

Chrome on Windows uses a different engine for rendering text than Firefox or IE. They're working on a fix: http://news.ycombinator.com/item?id=3523375