[joshdev]

Idiomatic scala yes, but while on boarding engineers hit many cases, where they ended up returning null in places they shouldn’t.

[still_grokking]

So you actually complaining about people who don't know what they're doing? How is this related to Scala?

When you have people without clue on the team no language will safe you. You can also crash Haskell programs by throwing exceptions or just using List.head…

[marwis]

I'd say safety implies safety from incompetent developers. Similar to the use of the word in memory safety.