Digital BW, The Print

I'm looking at alternatives to the usual mat, glass, frame for 
presentation purposes.  The Diasec or face mount process looked 
interesting, but I wonder how stable the finished product is in terms 
of warping, effects of humidity changes, etc.  Anyone tried this with 
B&W inkjet prints on matte papers?  Here is some discussion about 
archival properties, but no firm conclusions:
http://www.photo.net/bboard/q-and-a-fetch-msg?msg_id=001YUe