(Table shows window of exploitation for vulnerabilities publicly disclosed in IE and Firefox in 2008. The number of days unpatched are in red for those vulnerabilities that are still unpatched as of Dec. 1, 2008)
On average, according to the Secunia 2008 report (.pdf), Mozilla averaged 43 days to respond to 115 reported Firefox vulnerabilities while Microsoft took 110 days to release patches for 31 Internet Explorer holes.More at; http://blogs.zdnet.com/security/?p=2786
EXPERIENCE IS NOT WHAT HAPPENS TO A MAN BUT IT IS WHAT A MAN DOES WITH WHAT HAPPENS TO HIM