Supporting org-id has been considered.
I will see is it easy to integrated it in. If simple, I will do it soon.
Thanks for your suggestion. More detailed discussion can reference another thread in this mailing list.
"More on design of org-contacts.el - Re: [UPDATED PATCH] Re: add new link type "contact:" for org-contacts.el"
[stardiviner] <Hack this world!> GPG key ID: 47C32433
IRC(freeenode): stardiviner Twitter: @numbchild
Key fingerprint = 9BAA 92BC CDDD B9EF 3B36 CB99 B8C4 B8E5 47C3 2433
Blog:
http://stardiviner.github.io/