[erlang-questions] Performance of matches

[Richard A. O'Keefe]

> On Mon, Jun 2, 2008 at 11:15 PM, Darren New <dnew@REDACTED> wrote:

>
> Good to know the process dictionary is actually a hashtable, but  
> there's
> only one per process and they don't nest, so that's pretty limited.

Sure they nest:  a key can map to another process and _that_ process has
another process dictionary.  It would be pretty simple to whip up a
module implementing multi-key hash tables that way.