[patrickg_zill]

This in no way harms Amazon in terms of security, though it may have a PR implication or possibly allow others to take Amazon to task in some way.

Security by obscurity cannot be relied upon.

[MaxBarraclough]

Well, Amazon had a very deliberate policy of keeping this stuff secret, and went to some lengths to keep it that way.

I agree it's hardly a death-knell for them, it's more of a hiccup, but they didn't want this to happen.