[hammock]

> Are super-organized, highly-capable, fully-sane terrorists the only threat? Or does the threat model include mentally-ill / personality disorder people, who might make mistakes, or taunt those whose job it is to stop them?

I want to think the answer is both. But I cannot think of an example where #2 has actually happened in history resulting in injury or death.

[rbanffy]

There was a guy who hid explosives in a shoe and we had to take off our shoes for many years because of him.

[echoangle]

I don’t know how that contradicts the original comment since that plot didn’t work and didn’t result in deaths or (significant) injuries.

[15155]

The plot worked, the device didn't (nor did it need to.)