A company can spend hundreds of thousands of dollars on firewalls intrusion detection systems and encryption and other security technologies but if an attacker can call one trusted person within the company and that person complies and if the attacker gets in then all that money spent on technology is essentially wasted.
Why has elegance found so little following? That is the reality of it. Elegance has the disadvantage if that's what it is that hard work is needed to achieve it and a good education to appreciate it.