Bad array indexing is considered deadly

[Ola Fosheim Grøstad via Digitalmars-d]

On Thursday, 1 June 2017 at 09:18:24 UTC, Guillaume Piolat wrote:
> Even with consumer software, you may want to crash immediately 
> so that you actually get complaints from testers/buyers instead 
> of having a silent, invisible bug that no one will report ever.

No. You don't want to crash immediately. In fact, you want to 
save and recover. Preferably without much work lost and without 
the user being bothered by it.