Quote Originally Posted by Ñightsham View Post
If they find a way to capture the 8 digit authenticator code, were doomed
.... I don't know how many codes the device puts out, but I doubt it's unlimited.

Try writing down one code it puts out...then use it later... it does work
It's not the code space so much as the complexity of the equation it uses to choose the code at a given time. Which while not unbreakable is certainly extremely difficult to attack.