In the last couple of years, a meme that's come to be known as security nihilism has appeared in the security community.  In a nutshell, because there is no such thing as perfect security, there is no security at all, so why bother?  Talking about layered security controls that reinforce each other is pointless because they always skip right to the end, which is the circumvention of the nth countermeasure and final defeat.  In the crypto community, cries of "Quantum computer!" are the equivalent of invoking Godwin's Law, leading to the end of all discourse, nevermind trying to separate …