Java moves to copying for substrings

[Walter Bright]

On 11/19/2013 2:37 AM, Jonathan M Davis wrote:
> So, it's
> something to keep in mind, but I defintely don't think that we should be
> changing our approach at all.

D doesn't need to change its approach at all because it offers both options - 
the user can choose.

Note that the article says that some Java apps improved with this change, and 
some degraded. There is no correct answer.