Black swan event: Best 'Top Gear' episode EVAH.

It is reassuring to know that Volvo autonomous vehicles can identify and avoid elk. Møøse bites Kan be pretti nasti.
The "baffling part" was when

the kangaroos reappeared from behind a hill and launched a barrage of stinger missiles* at the hapless helicopter self-driving vehicle. (Apparently the programmers had forgotten the remove “that” part of the infantry coding).

And we would have got away with it, too, if it weren't for those interfering black swans.

* Or some other surrealer ordinance:

“[S]ince we were not at that stage interested in weapons, we had not set any weapon or projectile types, so what the kangaroos fired at us was in fact the default object for the simulation, which happened to be large multicoloured beachballs.”