A usability research firm, the Catalyst Group, performed one of those amazingly geeky (and neat) eyeball tracking studies on 12 people conducting searches. The results, combined with a survey, suggest that while Bing won out in layout, design, and filtering, and drew more eyes to the top, i.e. sponsored, results, Google familiarity and relevance kept it a favorite of three-fourths of users. [via TechCrunch]