I find it strange that it the site you listed touts 70% black females where roughly 60% of hypster.com's members are Asian. Definitely, some serious descrepencies.
Visitors to Hypster.com top 16 countries for May 2010
Country Uniques (Cookies) United States 365,276 Philippines 353,358 Malaysia 7,802 United Kingdom 5,753 Mexico 2,519 Canada 2,480 Germany 1,437 Jamaica 1,300 Indonesia 1,079 Singapore 1,060 Australia 945 Puerto Rico 754 Japan 745 Korea, Republic 677 Saudi Arabia 513 Hungary 440