[bhhaskin]

It's all of these edge cases that makes self driving cars impractical outside of optimal conditions.

[emmelaich]

Buridan's principle will tell you that there will always be edge cases.

There will always be room for improvement. The best you can do is to make them vanishingly rare.

[syndicatedjelly]

That would be the definition of an edge case

[steve_adams_86]

Islands are so common in driving, I would expect them to be anticipated or encountered early on in development.