The website seems descent, if a little slow. You can photograph your food with your mobile phone and submit it via email to the website, for a food photolog. More to come, once I have used it for longer.
Want to know how many calories you ate today? Use this quick search!
I now use Google Reader for all my RSS feeds. I used to use SAGE (Firefox extension), but I like Reader better. I just added a widget to the sidebar that displays my shared clips from Reader. You can do the same at http://www.google.com/reader/clip-creator/user/-/state/com.google/broadcast.