While I can't control how or when Feed My Inbox delivers blog posts to you, I can suggest a faster (and slightly more complicated) way of getting information. You might try Google Reader.
Reader is another way of making blog posts come to you, but instead of checking your email, you check your Google Reader page. Now, if this blog is the only one you are interested in, you might as well just check this website directly, but if you were interested in following some other blogs (Cooking, Couponing, Photography, Politics, Weather, etc.) you might try Reader.
Here is a 1 minute video introduction to Reader: