Keynote Competitive Research, the industry analysis group of Keynote Systems, announced it would make itself readily available to media immediately following Super Bowl XLII 2008 for reporting on the technical quality (responsiveness and reliability) of four leading mobile sports Web sites, three popular sites streaming Super Bowl commercials and 35 of the Super Bowl advertiser's Web sites. Leveraging the company's global test & measurement network, Keynote will collect mobile performance data to measure the response time and availability of the following four mobile sports Web sites: ESPN, Yahoo Sports, FOX Sports and CBS. Keynote will also offer comparisons between the sites average performance to their Super Bowl Sunday performance.