[franky47]

This reminds me of the drawing of WWII bomber planes with bullet holes mapped out, showing that the critical systems were where there were no holes, not because the hull was strong enough, but because a hit there would cause the plane not to return and be recorded.

https://en.wikipedia.org/wiki/Survivorship_bias

[sillywalk]

Here's a bit about the bombers. And it doesn't seem to have a medium paywall.

https://medium.com/@penguinpress/an-excerpt-from-how-not-to-...