Why build a site using Fatty?Because FatBomb makes PERFECT "hub" pages. There are two types of sites Google favors: Authority and Hub sites.
We know about authority sites, but hub sites are rarely discussed. I suggest that you take a little time and do a little research into hub sites and discover the value in creating them:
http://www.google.com/search?hl=en&rlz=1T4GGIH_enUS274US274&num=20&q=authority+hub+sites+seo&aq=f&oq=&aqi=