>> "after day one"<p>Isn't this all a big theatre type thing anyway? Aren't exploits prepared well in advance anyway?<p>It'd be a more interesting competition if the competitors were given never before seen new versions of browsers, and asked to crack them on the spot.
"Windows, on the other hand, he claims is tougher because of its address randomization feature and other security measures. As for Chrome, he says that he has identified a security bug in Google's browser but has been unable to exploit it because the browser's sandboxing feature and the operating system's security"<p>Sounds like Chrome was saved by not having a version for the extremely vulnerable Mac. Security by obscurity is no security at all.
Guessing this is a symptom of:
Tiny market share
Radically different approach to security (heavy sandboxing, multi-process)<p>We don't yet know if Chrome is actually more secure.