Phobos - breaking existing code

[Walter Bright via Digitalmars-d]

On 12/1/2014 1:57 AM, bearophile wrote:
> Walter Bright:
>
>> Thanks! I like pressing existing features into use over inventing new ones :-)
>
> The existing feature to be used is @deprecated, it's more self-documenting and
> it was designed for that purpose. Using that special assert is just a
> workaround. No one was suggesting to invent new feature, but to add a string
> argument to the right feature to use.

That is inventing a new feature.