Web browsers: The Security Test

So many things have been said about browsers, that made me loose track sometimes...
But this one seems to be very interesting since it's about security.
you are concerned about that and not about how many micro seconds you can save by changing your web browser?

You need to read that. @Laurent, Thx  for you post, relevant as usual.
http://nsslabs.com/browser-security-malware-3Q2009