Why does nobody seem to think that `null` is a serious problem in D?

[Kagamin]

On Tuesday, 20 November 2018 at 11:11:43 UTC, aliak wrote:
> This only applies to little scripts and unittests maybe.
>
> Not when you're writing any kind of relatively larger 
> application that involves being run for longer or if there's 
> more possible permutations of your state variables.

Umm... if you write a larger application not knowing what is a 
reference type, you're into lots and lots of problems.