I think the consensus in 2009 was you should see how far you can get with ETS (and this will motivate me to read the R14 release notes), PD's are kind of like lisp reader macro's, very sharp and very slippery. There are many threads in the google group if you want more argumentage.
http://groups.google.com/group/erlang-programming/browse_frm...
------------
(Oct 09) http://groups.google.com/group/erlang-programming/browse_frm...